89700080

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1733}}^1$

素因数の和:2393

約数の個数: 40

約数和(自身を含む): 208995552

約数和(自身を除く): 119295472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 1733, 2588, 3235, 3466, 5176, 6470, 6932, 8665, 10352, 12940, 13864, 17330, 25880, 27728, 34660, 51760, 69320, 138640, 1121251, 2242502, 4485004, 5606255, 8970008, 11212510, 17940016, 22425020, 44850040, 89700080]

約数ペア:

[(1, 89700080), (2, 44850040), (4, 22425020), (5, 17940016), (8, 11212510), (10, 8970008), (16, 5606255), (20, 4485004), (40, 2242502), (80, 1121251), (647, 138640), (1294, 69320), (1733, 51760), (2588, 34660), (3235, 27728), (3466, 25880), (5176, 17330), (6470, 13864), (6932, 12940), (8665, 10352)]