66139970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12409}}^1$

素因数の和:12470

約数の個数: 32

約数和(自身を含む): 131347440

約数和(自身を除く): 65207470

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 12409, 24818, 62045, 124090, 161317, 322634, 508769, 806585, 1017538, 1613170, 2543845, 5087690, 6613997, 13227994, 33069985, 66139970]

約数ペア:

[(1, 66139970), (2, 33069985), (5, 13227994), (10, 6613997), (13, 5087690), (26, 2543845), (41, 1613170), (65, 1017538), (82, 806585), (130, 508769), (205, 322634), (410, 161317), (533, 124090), (1066, 62045), (2665, 24818), (5330, 12409)]