166784080

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7927}}^1$

素因数の和:8203

約数の個数: 40

約数和(自身を含む): 389296512

約数和(自身を除く): 222512432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 7927, 10520, 15854, 21040, 31708, 39635, 63416, 79270, 126832, 158540, 317080, 634160, 2084801, 4169602, 8339204, 10424005, 16678408, 20848010, 33356816, 41696020, 83392040, 166784080]

約数ペア:

[(1, 166784080), (2, 83392040), (4, 41696020), (5, 33356816), (8, 20848010), (10, 16678408), (16, 10424005), (20, 8339204), (40, 4169602), (80, 2084801), (263, 634160), (526, 317080), (1052, 158540), (1315, 126832), (2104, 79270), (2630, 63416), (4208, 39635), (5260, 31708), (7927, 21040), (10520, 15854)]