80983472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{983}}^1$

素因数の和:1281

約数の個数: 40

約数和(自身を含む): 165941760

約数和(自身を除く): 84958288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 271, 304, 542, 983, 1084, 1966, 2168, 3932, 4336, 5149, 7864, 10298, 15728, 18677, 20596, 37354, 41192, 74708, 82384, 149416, 266393, 298832, 532786, 1065572, 2131144, 4262288, 5061467, 10122934, 20245868, 40491736, 80983472]

約数ペア:

[(1, 80983472), (2, 40491736), (4, 20245868), (8, 10122934), (16, 5061467), (19, 4262288), (38, 2131144), (76, 1065572), (152, 532786), (271, 298832), (304, 266393), (542, 149416), (983, 82384), (1084, 74708), (1966, 41192), (2168, 37354), (3932, 20596), (4336, 18677), (5149, 15728), (7864, 10298)]