61343420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 134012928

約数和(自身を除く): 72669508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 163, 310, 326, 607, 620, 652, 815, 1214, 1630, 2428, 3035, 3260, 5053, 6070, 10106, 12140, 18817, 20212, 25265, 37634, 50530, 75268, 94085, 98941, 101060, 188170, 197882, 376340, 395764, 494705, 989410, 1978820, 3067171, 6134342, 12268684, 15335855, 30671710, 61343420]

約数ペア:

[(1, 61343420), (2, 30671710), (4, 15335855), (5, 12268684), (10, 6134342), (20, 3067171), (31, 1978820), (62, 989410), (124, 494705), (155, 395764), (163, 376340), (310, 197882), (326, 188170), (607, 101060), (620, 98941), (652, 94085), (815, 75268), (1214, 50530), (1630, 37634), (2428, 25265), (3035, 20212), (3260, 18817), (5053, 12140), (6070, 10106)]