13087025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 20248704

約数和(自身を除く): 7161679

約数列:

[1, 5, 7, 17, 25, 35, 53, 83, 85, 119, 175, 265, 371, 415, 425, 581, 595, 901, 1325, 1411, 1855, 2075, 2905, 2975, 4399, 4505, 6307, 7055, 9275, 9877, 14525, 21995, 22525, 30793, 31535, 35275, 49385, 74783, 109975, 153965, 157675, 246925, 373915, 523481, 769825, 1869575, 2617405, 13087025]

約数ペア:

[(1, 13087025), (5, 2617405), (7, 1869575), (17, 769825), (25, 523481), (35, 373915), (53, 246925), (83, 157675), (85, 153965), (119, 109975), (175, 74783), (265, 49385), (371, 35275), (415, 31535), (425, 30793), (581, 22525), (595, 21995), (901, 14525), (1325, 9877), (1411, 9275), (1855, 7055), (2075, 6307), (2905, 4505), (2975, 4399)]