18654355400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1516

約数の個数: 144

約数和(自身を含む): 45480035520

約数和(自身を除く): 26825680120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 71, 100, 124, 142, 155, 200, 248, 284, 310, 355, 568, 620, 710, 775, 961, 1240, 1367, 1420, 1550, 1775, 1922, 2201, 2734, 2840, 3100, 3550, 3844, 4402, 4805, 5468, 6200, 6835, 7100, 7688, 8804, 9610, 10936, 11005, 13670, 14200, 17608, 19220, 22010, 24025, 27340, 34175, 38440, 42377, 44020, 48050, 54680, 55025, 68231, 68350, 84754, 88040, 96100, 97057, 110050, 136462, 136700, 169508, 192200, 194114, 211885, 220100, 272924, 273400, 339016, 341155, 388228, 423770, 440200, 485285, 545848, 682310, 776456, 847540, 970570, 1059425, 1313687, 1364620, 1695080, 1705775, 1941140, 2118850, 2426425, 2627374, 2729240, 3008767, 3411550, 3882280, 4237700, 4852850, 5254748, 6017534, 6568435, 6823100, 8475400, 9705700, 10509496, 12035068, 13136870, 13646200, 15043835, 19411400, 24070136, 26273740, 30087670, 32842175, 52547480, 60175340, 65684350, 75219175, 93271777, 120350680, 131368700, 150438350, 186543554, 262737400, 300876700, 373087108, 466358885, 601753400, 746174216, 932717770, 1865435540, 2331794425, 3730871080, 4663588850, 9327177700, 18654355400]

約数ペア:

[(1, 18654355400), (2, 9327177700), (4, 4663588850), (5, 3730871080), (8, 2331794425), (10, 1865435540), (20, 932717770), (25, 746174216), (31, 601753400), (40, 466358885), (50, 373087108), (62, 300876700), (71, 262737400), (100, 186543554), (124, 150438350), (142, 131368700), (155, 120350680), (200, 93271777), (248, 75219175), (284, 65684350), (310, 60175340), (355, 52547480), (568, 32842175), (620, 30087670), (710, 26273740), (775, 24070136), (961, 19411400), (1240, 15043835), (1367, 13646200), (1420, 13136870), (1550, 12035068), (1775, 10509496), (1922, 9705700), (2201, 8475400), (2734, 6823100), (2840, 6568435), (3100, 6017534), (3550, 5254748), (3844, 4852850), (4402, 4237700), (4805, 3882280), (5468, 3411550), (6200, 3008767), (6835, 2729240), (7100, 2627374), (7688, 2426425), (8804, 2118850), (9610, 1941140), (10936, 1705775), (11005, 1695080), (13670, 1364620), (14200, 1313687), (17608, 1059425), (19220, 970570), (22010, 847540), (24025, 776456), (27340, 682310), (34175, 545848), (38440, 485285), (42377, 440200), (44020, 423770), (48050, 388228), (54680, 341155), (55025, 339016), (68231, 273400), (68350, 272924), (84754, 220100), (88040, 211885), (96100, 194114), (97057, 192200), (110050, 169508), (136462, 136700)]