64017730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2351}}^1$

素因数の和:2754

約数の個数: 32

約数和(自身を含む): 132088320

約数和(自身を除く): 68070590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2351, 2723, 3890, 4702, 5446, 11755, 13615, 16457, 23510, 27230, 32914, 82285, 164570, 914539, 1829078, 4572695, 6401773, 9145390, 12803546, 32008865, 64017730]

約数ペア:

[(1, 64017730), (2, 32008865), (5, 12803546), (7, 9145390), (10, 6401773), (14, 4572695), (35, 1829078), (70, 914539), (389, 164570), (778, 82285), (1945, 32914), (2351, 27230), (2723, 23510), (3890, 16457), (4702, 13615), (5446, 11755)]