177548990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{2213}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 327105216

約数和(自身を除く): 149556226

約数列:

[1, 2, 5, 10, 71, 113, 142, 226, 355, 565, 710, 1130, 2213, 4426, 8023, 11065, 16046, 22130, 40115, 80230, 157123, 250069, 314246, 500138, 785615, 1250345, 1571230, 2500690, 17754899, 35509798, 88774495, 177548990]

約数ペア:

[(1, 177548990), (2, 88774495), (5, 35509798), (10, 17754899), (71, 2500690), (113, 1571230), (142, 1250345), (226, 785615), (355, 500138), (565, 314246), (710, 250069), (1130, 157123), (2213, 80230), (4426, 40115), (8023, 22130), (11065, 16046)]