87699910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 161352000

約数和(自身を除く): 73652090

約数列:

[1, 2, 5, 10, 71, 142, 149, 298, 355, 710, 745, 829, 1490, 1658, 4145, 8290, 10579, 21158, 52895, 58859, 105790, 117718, 123521, 247042, 294295, 588590, 617605, 1235210, 8769991, 17539982, 43849955, 87699910]

約数ペア:

[(1, 87699910), (2, 43849955), (5, 17539982), (10, 8769991), (71, 1235210), (142, 617605), (149, 588590), (298, 294295), (355, 247042), (710, 123521), (745, 117718), (829, 105790), (1490, 58859), (1658, 52895), (4145, 21158), (8290, 10579)]