128029472

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1523}}^1$

素因数の和:1641

約数の個数: 48

約数和(自身を含む): 262688832

約数和(自身を除く): 134659360

約数列:

[1, 2, 4, 8, 16, 32, 37, 71, 74, 142, 148, 284, 296, 568, 592, 1136, 1184, 1523, 2272, 2627, 3046, 5254, 6092, 10508, 12184, 21016, 24368, 42032, 48736, 56351, 84064, 108133, 112702, 216266, 225404, 432532, 450808, 865064, 901616, 1730128, 1803232, 3460256, 4000921, 8001842, 16003684, 32007368, 64014736, 128029472]

約数ペア:

[(1, 128029472), (2, 64014736), (4, 32007368), (8, 16003684), (16, 8001842), (32, 4000921), (37, 3460256), (71, 1803232), (74, 1730128), (142, 901616), (148, 865064), (284, 450808), (296, 432532), (568, 225404), (592, 216266), (1136, 112702), (1184, 108133), (1523, 84064), (2272, 56351), (2627, 48736), (3046, 42032), (5254, 24368), (6092, 21016), (10508, 12184)]