73841440

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1931}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 175271040

約数和(自身を除く): 101429600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 1931, 2390, 3824, 3862, 4780, 7648, 7724, 9560, 9655, 15448, 19120, 19310, 30896, 38240, 38620, 61792, 77240, 154480, 308960, 461509, 923018, 1846036, 2307545, 3692072, 4615090, 7384144, 9230180, 14768288, 18460360, 36920720, 73841440]

約数ペア:

[(1, 73841440), (2, 36920720), (4, 18460360), (5, 14768288), (8, 9230180), (10, 7384144), (16, 4615090), (20, 3692072), (32, 2307545), (40, 1846036), (80, 923018), (160, 461509), (239, 308960), (478, 154480), (956, 77240), (1195, 61792), (1912, 38620), (1931, 38240), (2390, 30896), (3824, 19310), (3862, 19120), (4780, 15448), (7648, 9655), (7724, 9560)]