45636702620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{70621}}^1$

素因数の和:71118

約数の個数: 48

約数和(自身を含む): 97288867200

約数和(自身を除く): 51652164580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 409, 790, 818, 1580, 1636, 2045, 4090, 8180, 32311, 64622, 70621, 129244, 141242, 161555, 282484, 323110, 353105, 646220, 706210, 1412420, 5579059, 11158118, 22316236, 27895295, 28883989, 55790590, 57767978, 111581180, 115535956, 144419945, 288839890, 577679780, 2281835131, 4563670262, 9127340524, 11409175655, 22818351310, 45636702620]

約数ペア:

[(1, 45636702620), (2, 22818351310), (4, 11409175655), (5, 9127340524), (10, 4563670262), (20, 2281835131), (79, 577679780), (158, 288839890), (316, 144419945), (395, 115535956), (409, 111581180), (790, 57767978), (818, 55790590), (1580, 28883989), (1636, 27895295), (2045, 22316236), (4090, 11158118), (8180, 5579059), (32311, 1412420), (64622, 706210), (70621, 646220), (129244, 353105), (141242, 323110), (161555, 282484)]