64264675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1699}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 85374000

約数和(自身を除く): 21109325

約数列:

[1, 5, 17, 25, 85, 89, 425, 445, 1513, 1699, 2225, 7565, 8495, 28883, 37825, 42475, 144415, 151211, 722075, 756055, 2570587, 3780275, 12852935, 64264675]

約数ペア:

[(1, 64264675), (5, 12852935), (17, 3780275), (25, 2570587), (85, 756055), (89, 722075), (425, 151211), (445, 144415), (1513, 42475), (1699, 37825), (2225, 28883), (7565, 8495)]