71313440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40519}}^1$

素因数の和:40545

約数の個数: 48

約数和(自身を含む): 183798720

約数和(自身を除く): 112485280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40519, 81038, 162076, 202595, 324152, 405190, 445709, 648304, 810380, 891418, 1296608, 1620760, 1782836, 2228545, 3241520, 3565672, 4457090, 6483040, 7131344, 8914180, 14262688, 17828360, 35656720, 71313440]

約数ペア:

[(1, 71313440), (2, 35656720), (4, 17828360), (5, 14262688), (8, 8914180), (10, 7131344), (11, 6483040), (16, 4457090), (20, 3565672), (22, 3241520), (32, 2228545), (40, 1782836), (44, 1620760), (55, 1296608), (80, 891418), (88, 810380), (110, 648304), (160, 445709), (176, 405190), (220, 324152), (352, 202595), (440, 162076), (880, 81038), (1760, 40519)]