695500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 1651104

約数和(自身を除く): 955604

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 125, 130, 214, 250, 260, 325, 428, 500, 535, 650, 1070, 1300, 1391, 1625, 2140, 2675, 2782, 3250, 5350, 5564, 6500, 6955, 10700, 13375, 13910, 26750, 27820, 34775, 53500, 69550, 139100, 173875, 347750, 695500]

約数ペア:

[(1, 695500), (2, 347750), (4, 173875), (5, 139100), (10, 69550), (13, 53500), (20, 34775), (25, 27820), (26, 26750), (50, 13910), (52, 13375), (65, 10700), (100, 6955), (107, 6500), (125, 5564), (130, 5350), (214, 3250), (250, 2782), (260, 2675), (325, 2140), (428, 1625), (500, 1391), (535, 1300), (650, 1070)]