71344897640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1091}}^1\times {\mathrm{19697}}^1$

素因数の和:20882

約数の個数: 64

約数和(自身を含む): 162617232960

約数和(自身を除く): 91272335320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1091, 1660, 2182, 3320, 4364, 5455, 8728, 10910, 19697, 21820, 39394, 43640, 78788, 90553, 98485, 157576, 181106, 196970, 362212, 393940, 452765, 724424, 787880, 905530, 1634851, 1811060, 3269702, 3622120, 6539404, 8174255, 13078808, 16348510, 21489427, 32697020, 42978854, 65394040, 85957708, 107447135, 171915416, 214894270, 429788540, 859577080, 1783622441, 3567244882, 7134489764, 8918112205, 14268979528, 17836224410, 35672448820, 71344897640]

約数ペア:

[(1, 71344897640), (2, 35672448820), (4, 17836224410), (5, 14268979528), (8, 8918112205), (10, 7134489764), (20, 3567244882), (40, 1783622441), (83, 859577080), (166, 429788540), (332, 214894270), (415, 171915416), (664, 107447135), (830, 85957708), (1091, 65394040), (1660, 42978854), (2182, 32697020), (3320, 21489427), (4364, 16348510), (5455, 13078808), (8728, 8174255), (10910, 6539404), (19697, 3622120), (21820, 3269702), (39394, 1811060), (43640, 1634851), (78788, 905530), (90553, 787880), (98485, 724424), (157576, 452765), (181106, 393940), (196970, 362212)]