31661120

素因数分解:

$2^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:787

約数の個数: 56

約数和(自身を含む): 75980544

約数和(自身を除く): 44319424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 163, 320, 326, 607, 652, 815, 1214, 1304, 1630, 2428, 2608, 3035, 3260, 4856, 5216, 6070, 6520, 9712, 10432, 12140, 13040, 19424, 24280, 26080, 38848, 48560, 52160, 97120, 98941, 194240, 197882, 395764, 494705, 791528, 989410, 1583056, 1978820, 3166112, 3957640, 6332224, 7915280, 15830560, 31661120]

約数ペア:

[(1, 31661120), (2, 15830560), (4, 7915280), (5, 6332224), (8, 3957640), (10, 3166112), (16, 1978820), (20, 1583056), (32, 989410), (40, 791528), (64, 494705), (80, 395764), (160, 197882), (163, 194240), (320, 98941), (326, 97120), (607, 52160), (652, 48560), (815, 38848), (1214, 26080), (1304, 24280), (1630, 19424), (2428, 13040), (2608, 12140), (3035, 10432), (3260, 9712), (4856, 6520), (5216, 6070)]