65484580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{66821}}^1$

素因数の和:66844

約数の個数: 36

約数和(自身を含む): 159971868

約数和(自身を除く): 94487288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 66821, 133642, 267284, 334105, 467747, 668210, 935494, 1336420, 1870988, 2338735, 3274229, 4677470, 6548458, 9354940, 13096916, 16371145, 32742290, 65484580]

約数ペア:

[(1, 65484580), (2, 32742290), (4, 16371145), (5, 13096916), (7, 9354940), (10, 6548458), (14, 4677470), (20, 3274229), (28, 2338735), (35, 1870988), (49, 1336420), (70, 935494), (98, 668210), (140, 467747), (196, 334105), (245, 267284), (490, 133642), (980, 66821)]