64729390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30971}}^1$

素因数の和:31008

約数の個数: 32

約数和(自身を含む): 133799040

約数和(自身を除く): 69069650

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 30971, 61942, 154855, 309710, 340681, 588449, 681362, 1176898, 1703405, 2942245, 3406810, 5884490, 6472939, 12945878, 32364695, 64729390]

約数ペア:

[(1, 64729390), (2, 32364695), (5, 12945878), (10, 6472939), (11, 5884490), (19, 3406810), (22, 2942245), (38, 1703405), (55, 1176898), (95, 681362), (110, 588449), (190, 340681), (209, 309710), (418, 154855), (1045, 61942), (2090, 30971)]