129460640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27901}}^1$

素因数の和:27945

約数の個数: 48

約数和(自身を含む): 316408680

約数和(自身を除く): 186948040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 27901, 55802, 111604, 139505, 223208, 279010, 446416, 558020, 809129, 892832, 1116040, 1618258, 2232080, 3236516, 4045645, 4464160, 6473032, 8091290, 12946064, 16182580, 25892128, 32365160, 64730320, 129460640]

約数ペア:

[(1, 129460640), (2, 64730320), (4, 32365160), (5, 25892128), (8, 16182580), (10, 12946064), (16, 8091290), (20, 6473032), (29, 4464160), (32, 4045645), (40, 3236516), (58, 2232080), (80, 1618258), (116, 1116040), (145, 892832), (160, 809129), (232, 558020), (290, 446416), (464, 279010), (580, 223208), (928, 139505), (1160, 111604), (2320, 55802), (4640, 27901)]