253230770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2819}}^1$

素因数の和:3530

約数の個数: 32

約数和(自身を含む): 491762880

約数和(自身を除く): 238532110

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 691, 1382, 2819, 3455, 5638, 6910, 8983, 14095, 17966, 28190, 36647, 44915, 73294, 89830, 183235, 366470, 1947929, 3895858, 9739645, 19479290, 25323077, 50646154, 126615385, 253230770]

約数ペア:

[(1, 253230770), (2, 126615385), (5, 50646154), (10, 25323077), (13, 19479290), (26, 9739645), (65, 3895858), (130, 1947929), (691, 366470), (1382, 183235), (2819, 89830), (3455, 73294), (5638, 44915), (6910, 36647), (8983, 28190), (14095, 17966)]