25338500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 64157184

約数和(自身を除く): 38818684

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 125, 170, 187, 220, 250, 271, 275, 340, 374, 425, 500, 542, 550, 748, 850, 935, 1084, 1100, 1355, 1375, 1700, 1870, 2125, 2710, 2750, 2981, 3740, 4250, 4607, 4675, 5420, 5500, 5962, 6775, 8500, 9214, 9350, 11924, 13550, 14905, 18428, 18700, 23035, 23375, 27100, 29810, 33875, 46070, 46750, 50677, 59620, 67750, 74525, 92140, 93500, 101354, 115175, 135500, 149050, 202708, 230350, 253385, 298100, 372625, 460700, 506770, 575875, 745250, 1013540, 1151750, 1266925, 1490500, 2303500, 2533850, 5067700, 6334625, 12669250, 25338500]

約数ペア:

[(1, 25338500), (2, 12669250), (4, 6334625), (5, 5067700), (10, 2533850), (11, 2303500), (17, 1490500), (20, 1266925), (22, 1151750), (25, 1013540), (34, 745250), (44, 575875), (50, 506770), (55, 460700), (68, 372625), (85, 298100), (100, 253385), (110, 230350), (125, 202708), (170, 149050), (187, 135500), (220, 115175), (250, 101354), (271, 93500), (275, 92140), (340, 74525), (374, 67750), (425, 59620), (500, 50677), (542, 46750), (550, 46070), (748, 33875), (850, 29810), (935, 27100), (1084, 23375), (1100, 23035), (1355, 18700), (1375, 18428), (1700, 14905), (1870, 13550), (2125, 11924), (2710, 9350), (2750, 9214), (2981, 8500), (3740, 6775), (4250, 5962), (4607, 5500), (4675, 5420)]