75220515

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{10513}}^1$

素因数の和:10580

約数の個数: 32

約数和(自身を含む): 136261440

約数和(自身を除く): 61040925

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 7155, 10513, 31539, 52565, 94617, 157695, 283851, 473085, 557189, 1419255, 1671567, 2785945, 5014701, 8357835, 15044103, 25073505, 75220515]

約数ペア:

[(1, 75220515), (3, 25073505), (5, 15044103), (9, 8357835), (15, 5014701), (27, 2785945), (45, 1671567), (53, 1419255), (135, 557189), (159, 473085), (265, 283851), (477, 157695), (795, 94617), (1431, 52565), (2385, 31539), (7155, 10513)]