91342960

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 218736000

約数和(自身を除く): 127393040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 97, 149, 158, 194, 298, 316, 388, 395, 485, 596, 632, 745, 776, 790, 970, 1192, 1264, 1490, 1552, 1580, 1940, 2384, 2980, 3160, 3880, 5960, 6320, 7663, 7760, 11771, 11920, 14453, 15326, 23542, 28906, 30652, 38315, 47084, 57812, 58855, 61304, 72265, 76630, 94168, 115624, 117710, 122608, 144530, 153260, 188336, 231248, 235420, 289060, 306520, 470840, 578120, 613040, 941680, 1141787, 1156240, 2283574, 4567148, 5708935, 9134296, 11417870, 18268592, 22835740, 45671480, 91342960]

約数ペア:

[(1, 91342960), (2, 45671480), (4, 22835740), (5, 18268592), (8, 11417870), (10, 9134296), (16, 5708935), (20, 4567148), (40, 2283574), (79, 1156240), (80, 1141787), (97, 941680), (149, 613040), (158, 578120), (194, 470840), (298, 306520), (316, 289060), (388, 235420), (395, 231248), (485, 188336), (596, 153260), (632, 144530), (745, 122608), (776, 117710), (790, 115624), (970, 94168), (1192, 76630), (1264, 72265), (1490, 61304), (1552, 58855), (1580, 57812), (1940, 47084), (2384, 38315), (2980, 30652), (3160, 28906), (3880, 23542), (5960, 15326), (6320, 14453), (7663, 11920), (7760, 11771)]