257426470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{50377}}^1$

素因数の和:50464

約数の個数: 32

約数和(自身を含む): 536827968

約数和(自身を除く): 279401498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 50377, 100754, 251885, 352639, 503770, 705278, 1763195, 3526390, 3677521, 7355042, 18387605, 25742647, 36775210, 51485294, 128713235, 257426470]

約数ペア:

[(1, 257426470), (2, 128713235), (5, 51485294), (7, 36775210), (10, 25742647), (14, 18387605), (35, 7355042), (70, 3677521), (73, 3526390), (146, 1763195), (365, 705278), (511, 503770), (730, 352639), (1022, 251885), (2555, 100754), (5110, 50377)]