71242270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 151165440

約数和(自身を除く): 79923170

約数列:

[1, 2, 5, 10, 11, 22, 23, 29, 46, 55, 58, 110, 115, 145, 230, 253, 290, 319, 506, 638, 667, 971, 1265, 1334, 1595, 1942, 2530, 3190, 3335, 4855, 6670, 7337, 9710, 10681, 14674, 21362, 22333, 28159, 36685, 44666, 53405, 56318, 73370, 106810, 111665, 140795, 223330, 245663, 281590, 309749, 491326, 619498, 647657, 1228315, 1295314, 1548745, 2456630, 3097490, 3238285, 6476570, 7124227, 14248454, 35621135, 71242270]

約数ペア:

[(1, 71242270), (2, 35621135), (5, 14248454), (10, 7124227), (11, 6476570), (22, 3238285), (23, 3097490), (29, 2456630), (46, 1548745), (55, 1295314), (58, 1228315), (110, 647657), (115, 619498), (145, 491326), (230, 309749), (253, 281590), (290, 245663), (319, 223330), (506, 140795), (638, 111665), (667, 106810), (971, 73370), (1265, 56318), (1334, 53405), (1595, 44666), (1942, 36685), (2530, 28159), (3190, 22333), (3335, 21362), (4855, 14674), (6670, 10681), (7337, 9710)]