642743296

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:997

約数の個数: 88

約数和(自身を含む): 1411349184

約数和(自身を除く): 768605888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 256, 416, 424, 512, 689, 832, 848, 911, 1024, 1378, 1664, 1696, 1822, 2756, 3328, 3392, 3644, 5512, 6656, 6784, 7288, 11024, 11843, 13312, 13568, 14576, 22048, 23686, 27136, 29152, 44096, 47372, 48283, 54272, 58304, 88192, 94744, 96566, 116608, 176384, 189488, 193132, 233216, 352768, 378976, 386264, 466432, 627679, 705536, 757952, 772528, 932864, 1255358, 1515904, 1545056, 2510716, 3031808, 3090112, 5021432, 6063616, 6180224, 10042864, 12127232, 12360448, 20085728, 24720896, 40171456, 49441792, 80342912, 160685824, 321371648, 642743296]

約数ペア:

[(1, 642743296), (2, 321371648), (4, 160685824), (8, 80342912), (13, 49441792), (16, 40171456), (26, 24720896), (32, 20085728), (52, 12360448), (53, 12127232), (64, 10042864), (104, 6180224), (106, 6063616), (128, 5021432), (208, 3090112), (212, 3031808), (256, 2510716), (416, 1545056), (424, 1515904), (512, 1255358), (689, 932864), (832, 772528), (848, 757952), (911, 705536), (1024, 627679), (1378, 466432), (1664, 386264), (1696, 378976), (1822, 352768), (2756, 233216), (3328, 193132), (3392, 189488), (3644, 176384), (5512, 116608), (6656, 96566), (6784, 94744), (7288, 88192), (11024, 58304), (11843, 54272), (13312, 48283), (13568, 47372), (14576, 44096), (22048, 29152), (23686, 27136)]