64444490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1151}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 126904320

約数和(自身を除く): 62459830

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 509, 1018, 1151, 2302, 2545, 5090, 5599, 5755, 11198, 11510, 12661, 25322, 27995, 55990, 63305, 126610, 585859, 1171718, 2929295, 5858590, 6444449, 12888898, 32222245, 64444490]

約数ペア:

[(1, 64444490), (2, 32222245), (5, 12888898), (10, 6444449), (11, 5858590), (22, 2929295), (55, 1171718), (110, 585859), (509, 126610), (1018, 63305), (1151, 55990), (2302, 27995), (2545, 25322), (5090, 12661), (5599, 11510), (5755, 11198)]