85204990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4021}}^1$

素因数の和:4204

約数の個数: 32

約数和(自身を含む): 166221216

約数和(自身を除く): 81016226

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1630, 2119, 4021, 4238, 8042, 10595, 20105, 21190, 40210, 52273, 104546, 261365, 522730, 655423, 1310846, 3277115, 6554230, 8520499, 17040998, 42602495, 85204990]

約数ペア:

[(1, 85204990), (2, 42602495), (5, 17040998), (10, 8520499), (13, 6554230), (26, 3277115), (65, 1310846), (130, 655423), (163, 522730), (326, 261365), (815, 104546), (1630, 52273), (2119, 40210), (4021, 21190), (4238, 20105), (8042, 10595)]