164549080

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{14851}}^1$

素因数の和:15139

約数の個数: 32

約数和(自身を含む): 371597040

約数和(自身を除く): 207047960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 14851, 29702, 59404, 74255, 118808, 148510, 297020, 594040, 4113727, 8227454, 16454908, 20568635, 32909816, 41137270, 82274540, 164549080]

約数ペア:

[(1, 164549080), (2, 82274540), (4, 41137270), (5, 32909816), (8, 20568635), (10, 16454908), (20, 8227454), (40, 4113727), (277, 594040), (554, 297020), (1108, 148510), (1385, 118808), (2216, 74255), (2770, 59404), (5540, 29702), (11080, 14851)]