212380225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6373}}^1$

素因数の和:6457

約数の個数: 24

約数和(自身を含む): 278212352

約数和(自身を除く): 65832127

約数列:

[1, 5, 25, 31, 43, 155, 215, 775, 1075, 1333, 6373, 6665, 31865, 33325, 159325, 197563, 274039, 987815, 1370195, 4939075, 6850975, 8495209, 42476045, 212380225]

約数ペア:

[(1, 212380225), (5, 42476045), (25, 8495209), (31, 6850975), (43, 4939075), (155, 1370195), (215, 987815), (775, 274039), (1075, 197563), (1333, 159325), (6373, 33325), (6665, 31865)]