72808360

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{30851}}^1$

素因数の和:30921

約数の個数: 32

約数和(自身を含む): 166600800

約数和(自身を除く): 93792440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 30851, 61702, 123404, 154255, 246808, 308510, 617020, 1234040, 1820209, 3640418, 7280836, 9101045, 14561672, 18202090, 36404180, 72808360]

約数ペア:

[(1, 72808360), (2, 36404180), (4, 18202090), (5, 14561672), (8, 9101045), (10, 7280836), (20, 3640418), (40, 1820209), (59, 1234040), (118, 617020), (236, 308510), (295, 246808), (472, 154255), (590, 123404), (1180, 61702), (2360, 30851)]