82166320

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13001}}^1$

素因数の和:13093

約数の個数: 40

約数和(自身を含む): 193469760

約数和(自身を除く): 111303440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 13001, 26002, 52004, 65005, 104008, 130010, 208016, 260020, 520040, 1027079, 1040080, 2054158, 4108316, 5135395, 8216632, 10270790, 16433264, 20541580, 41083160, 82166320]

約数ペア:

[(1, 82166320), (2, 41083160), (4, 20541580), (5, 16433264), (8, 10270790), (10, 8216632), (16, 5135395), (20, 4108316), (40, 2054158), (79, 1040080), (80, 1027079), (158, 520040), (316, 260020), (395, 208016), (632, 130010), (790, 104008), (1264, 65005), (1580, 52004), (3160, 26002), (6320, 13001)]