1917965500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 192

約数和(自身を含む): 4922176896

約数和(自身を除く): 3004211396

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 73, 85, 100, 110, 125, 146, 170, 187, 220, 250, 275, 281, 292, 340, 365, 374, 425, 500, 550, 562, 730, 748, 803, 850, 935, 1100, 1124, 1241, 1375, 1405, 1460, 1606, 1700, 1825, 1870, 2125, 2482, 2750, 2810, 3091, 3212, 3650, 3740, 4015, 4250, 4675, 4777, 4964, 5500, 5620, 6182, 6205, 7025, 7300, 8030, 8500, 9125, 9350, 9554, 12364, 12410, 13651, 14050, 15455, 16060, 18250, 18700, 19108, 20075, 20513, 23375, 23885, 24820, 27302, 28100, 30910, 31025, 35125, 36500, 40150, 41026, 46750, 47770, 52547, 54604, 61820, 62050, 68255, 70250, 77275, 80300, 82052, 93500, 95540, 100375, 102565, 105094, 119425, 124100, 136510, 140500, 154550, 155125, 200750, 205130, 210188, 225643, 238850, 262735, 273020, 309100, 310250, 341275, 348721, 386375, 401500, 410260, 451286, 477700, 512825, 525470, 597125, 620500, 682550, 697442, 772750, 902572, 1025650, 1050940, 1128215, 1194250, 1313675, 1365100, 1394884, 1545500, 1706375, 1743605, 2051300, 2256430, 2388500, 2564125, 2627350, 3412750, 3487210, 3835931, 4512860, 5128250, 5254700, 5641075, 6568375, 6825500, 6974420, 7671862, 8718025, 10256500, 11282150, 13136750, 15343724, 17436050, 19179655, 22564300, 26273500, 28205375, 34872100, 38359310, 43590125, 56410750, 76718620, 87180250, 95898275, 112821500, 174360500, 191796550, 383593100, 479491375, 958982750, 1917965500]

約数ペア:

[(1, 1917965500), (2, 958982750), (4, 479491375), (5, 383593100), (10, 191796550), (11, 174360500), (17, 112821500), (20, 95898275), (22, 87180250), (25, 76718620), (34, 56410750), (44, 43590125), (50, 38359310), (55, 34872100), (68, 28205375), (73, 26273500), (85, 22564300), (100, 19179655), (110, 17436050), (125, 15343724), (146, 13136750), (170, 11282150), (187, 10256500), (220, 8718025), (250, 7671862), (275, 6974420), (281, 6825500), (292, 6568375), (340, 5641075), (365, 5254700), (374, 5128250), (425, 4512860), (500, 3835931), (550, 3487210), (562, 3412750), (730, 2627350), (748, 2564125), (803, 2388500), (850, 2256430), (935, 2051300), (1100, 1743605), (1124, 1706375), (1241, 1545500), (1375, 1394884), (1405, 1365100), (1460, 1313675), (1606, 1194250), (1700, 1128215), (1825, 1050940), (1870, 1025650), (2125, 902572), (2482, 772750), (2750, 697442), (2810, 682550), (3091, 620500), (3212, 597125), (3650, 525470), (3740, 512825), (4015, 477700), (4250, 451286), (4675, 410260), (4777, 401500), (4964, 386375), (5500, 348721), (5620, 341275), (6182, 310250), (6205, 309100), (7025, 273020), (7300, 262735), (8030, 238850), (8500, 225643), (9125, 210188), (9350, 205130), (9554, 200750), (12364, 155125), (12410, 154550), (13651, 140500), (14050, 136510), (15455, 124100), (16060, 119425), (18250, 105094), (18700, 102565), (19108, 100375), (20075, 95540), (20513, 93500), (23375, 82052), (23885, 80300), (24820, 77275), (27302, 70250), (28100, 68255), (30910, 62050), (31025, 61820), (35125, 54604), (36500, 52547), (40150, 47770), (41026, 46750)]