72710770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2346

約数の個数: 32

約数和(自身を含む): 143280576

約数和(自身を除く): 70569806

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 331, 662, 1655, 1997, 3310, 3641, 3994, 7282, 9985, 18205, 19970, 21967, 36410, 43934, 109835, 219670, 661007, 1322014, 3305035, 6610070, 7271077, 14542154, 36355385, 72710770]

約数ペア:

[(1, 72710770), (2, 36355385), (5, 14542154), (10, 7271077), (11, 6610070), (22, 3305035), (55, 1322014), (110, 661007), (331, 219670), (662, 109835), (1655, 43934), (1997, 36410), (3310, 21967), (3641, 19970), (3994, 18205), (7282, 9985)]