156976512820

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1567}}^1\times {\mathrm{8171}}^1$

素因数の和:10360

約数の個数: 48

約数和(自身を含む): 330439592448

約数和(自身を除く): 173463079628

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 1567, 2452, 3065, 3134, 6130, 6268, 7835, 8171, 12260, 15670, 16342, 31340, 32684, 40855, 81710, 163420, 960571, 1921142, 3842284, 4802855, 5008823, 9605710, 10017646, 12803957, 19211420, 20035292, 25044115, 25607914, 50088230, 51215828, 64019785, 100176460, 128039570, 256079140, 7848825641, 15697651282, 31395302564, 39244128205, 78488256410, 156976512820]

約数ペア:

[(1, 156976512820), (2, 78488256410), (4, 39244128205), (5, 31395302564), (10, 15697651282), (20, 7848825641), (613, 256079140), (1226, 128039570), (1567, 100176460), (2452, 64019785), (3065, 51215828), (3134, 50088230), (6130, 25607914), (6268, 25044115), (7835, 20035292), (8171, 19211420), (12260, 12803957), (15670, 10017646), (16342, 9605710), (31340, 5008823), (32684, 4802855), (40855, 3842284), (81710, 1921142), (163420, 960571)]