64078925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 84101760

約数和(自身を除く): 20022835

約数列:

[1, 5, 19, 25, 95, 313, 431, 475, 1565, 2155, 5947, 7825, 8189, 10775, 29735, 40945, 134903, 148675, 204725, 674515, 2563157, 3372575, 12815785, 64078925]

約数ペア:

[(1, 64078925), (5, 12815785), (19, 3372575), (25, 2563157), (95, 674515), (313, 204725), (431, 148675), (475, 134903), (1565, 40945), (2155, 29735), (5947, 10775), (7825, 8189)]