51156485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 68677632

約数和(自身を除く): 17521147

約数列:

[1, 5, 17, 23, 85, 115, 137, 191, 391, 685, 955, 1955, 2329, 3151, 3247, 4393, 11645, 15755, 16235, 21965, 26167, 53567, 74681, 130835, 267835, 373405, 444839, 601841, 2224195, 3009205, 10231297, 51156485]

約数ペア:

[(1, 51156485), (5, 10231297), (17, 3009205), (23, 2224195), (85, 601841), (115, 444839), (137, 373405), (191, 267835), (391, 130835), (685, 74681), (955, 53567), (1955, 26167), (2329, 21965), (3151, 16235), (3247, 15755), (4393, 11645)]