77641590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199081}}^1$

素因数の和:199104

約数の個数: 32

約数和(自身を含む): 200674656

約数和(自身を除く): 123033066

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 199081, 398162, 597243, 995405, 1194486, 1990810, 2588053, 2986215, 5176106, 5972430, 7764159, 12940265, 15528318, 25880530, 38820795, 77641590]

約数ペア:

[(1, 77641590), (2, 38820795), (3, 25880530), (5, 15528318), (6, 12940265), (10, 7764159), (13, 5972430), (15, 5176106), (26, 2986215), (30, 2588053), (39, 1990810), (65, 1194486), (78, 995405), (130, 597243), (195, 398162), (390, 199081)]