65708560

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5039}}^1$

素因数の和:5215

約数の個数: 40

約数和(自身を含む): 153740160

約数和(自身を除く): 88031600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5039, 6520, 10078, 13040, 20156, 25195, 40312, 50390, 80624, 100780, 201560, 403120, 821357, 1642714, 3285428, 4106785, 6570856, 8213570, 13141712, 16427140, 32854280, 65708560]

約数ペア:

[(1, 65708560), (2, 32854280), (4, 16427140), (5, 13141712), (8, 8213570), (10, 6570856), (16, 4106785), (20, 3285428), (40, 1642714), (80, 821357), (163, 403120), (326, 201560), (652, 100780), (815, 80624), (1304, 50390), (1630, 40312), (2608, 25195), (3260, 20156), (5039, 13040), (6520, 10078)]