156665690

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{3251}}^1$

素因数の和:3398

約数の個数: 32

約数和(自身を含む): 290338560

約数和(自身を除く): 133672870

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 3251, 4819, 6502, 9638, 16255, 24095, 32510, 48190, 198311, 256829, 396622, 513658, 991555, 1284145, 1983110, 2568290, 15666569, 31333138, 78332845, 156665690]

約数ペア:

[(1, 156665690), (2, 78332845), (5, 31333138), (10, 15666569), (61, 2568290), (79, 1983110), (122, 1284145), (158, 991555), (305, 513658), (395, 396622), (610, 256829), (790, 198311), (3251, 48190), (4819, 32510), (6502, 24095), (9638, 16255)]