74178520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4919}}^1$

素因数の和:4972

約数の個数: 64

約数和(自身を含む): 185976000

約数和(自身を除く): 111797480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 4919, 7540, 9838, 15080, 19676, 24595, 39352, 49190, 63947, 98380, 127894, 142651, 196760, 255788, 285302, 319735, 511576, 570604, 639470, 713255, 1141208, 1278940, 1426510, 1854463, 2557880, 2853020, 3708926, 5706040, 7417852, 9272315, 14835704, 18544630, 37089260, 74178520]

約数ペア:

[(1, 74178520), (2, 37089260), (4, 18544630), (5, 14835704), (8, 9272315), (10, 7417852), (13, 5706040), (20, 3708926), (26, 2853020), (29, 2557880), (40, 1854463), (52, 1426510), (58, 1278940), (65, 1141208), (104, 713255), (116, 639470), (130, 570604), (145, 511576), (232, 319735), (260, 285302), (290, 255788), (377, 196760), (520, 142651), (580, 127894), (754, 98380), (1160, 63947), (1508, 49190), (1885, 39352), (3016, 24595), (3770, 19676), (4919, 15080), (7540, 9838)]