64755380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2609}}^1$

素因数の和:2708

約数の個数: 48

約数和(自身を含む): 146013840

約数和(自身を除く): 81258460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 2609, 4964, 5218, 6205, 10436, 12410, 13045, 24820, 26090, 44353, 52180, 88706, 177412, 190457, 221765, 380914, 443530, 761828, 887060, 952285, 1904570, 3237769, 3809140, 6475538, 12951076, 16188845, 32377690, 64755380]

約数ペア:

[(1, 64755380), (2, 32377690), (4, 16188845), (5, 12951076), (10, 6475538), (17, 3809140), (20, 3237769), (34, 1904570), (68, 952285), (73, 887060), (85, 761828), (146, 443530), (170, 380914), (292, 221765), (340, 190457), (365, 177412), (730, 88706), (1241, 52180), (1460, 44353), (2482, 26090), (2609, 24820), (4964, 13045), (5218, 12410), (6205, 10436)]