156748640

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12401}}^1$

素因数の和:12495

約数の個数: 48

約数和(自身を含む): 375036480

約数和(自身を除く): 218287840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12401, 12640, 24802, 49604, 62005, 99208, 124010, 198416, 248020, 396832, 496040, 979679, 992080, 1959358, 1984160, 3918716, 4898395, 7837432, 9796790, 15674864, 19593580, 31349728, 39187160, 78374320, 156748640]

約数ペア:

[(1, 156748640), (2, 78374320), (4, 39187160), (5, 31349728), (8, 19593580), (10, 15674864), (16, 9796790), (20, 7837432), (32, 4898395), (40, 3918716), (79, 1984160), (80, 1959358), (158, 992080), (160, 979679), (316, 496040), (395, 396832), (632, 248020), (790, 198416), (1264, 124010), (1580, 99208), (2528, 62005), (3160, 49604), (6320, 24802), (12401, 12640)]