389957166140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1\times {\mathrm{4597}}^1$

素因数の和:5751

約数の個数: 96

約数和(自身を含む): 845940775680

約数和(自身を除く): 455983609540

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 790, 1013, 1060, 1580, 2026, 4052, 4187, 4597, 5065, 8374, 9194, 10130, 16748, 18388, 20260, 20935, 22985, 41870, 45970, 53689, 80027, 83740, 91940, 107378, 160054, 214756, 243641, 268445, 320108, 363163, 400135, 487282, 536890, 726326, 800270, 974564, 1073780, 1218205, 1452652, 1600540, 1815815, 2436410, 3631630, 4241431, 4656761, 4872820, 7263260, 8482862, 9313522, 16965724, 18627044, 19247639, 21207155, 23283805, 38495278, 42414310, 46567610, 76990556, 84828620, 93135220, 96238195, 192476390, 246808333, 367884119, 384952780, 493616666, 735768238, 987233332, 1234041665, 1471536476, 1839420595, 2468083330, 3678841190, 4936166660, 7357682380, 19497858307, 38995716614, 77991433228, 97489291535, 194978583070, 389957166140]

約数ペア:

[(1, 389957166140), (2, 194978583070), (4, 97489291535), (5, 77991433228), (10, 38995716614), (20, 19497858307), (53, 7357682380), (79, 4936166660), (106, 3678841190), (158, 2468083330), (212, 1839420595), (265, 1471536476), (316, 1234041665), (395, 987233332), (530, 735768238), (790, 493616666), (1013, 384952780), (1060, 367884119), (1580, 246808333), (2026, 192476390), (4052, 96238195), (4187, 93135220), (4597, 84828620), (5065, 76990556), (8374, 46567610), (9194, 42414310), (10130, 38495278), (16748, 23283805), (18388, 21207155), (20260, 19247639), (20935, 18627044), (22985, 16965724), (41870, 9313522), (45970, 8482862), (53689, 7263260), (80027, 4872820), (83740, 4656761), (91940, 4241431), (107378, 3631630), (160054, 2436410), (214756, 1815815), (243641, 1600540), (268445, 1452652), (320108, 1218205), (363163, 1073780), (400135, 974564), (487282, 800270), (536890, 726326)]