91125920

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2383}}^1$

素因数の和:2637

約数の個数: 48

約数和(自身を含む): 216276480

約数和(自身を除く): 125150560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2383, 2390, 3824, 4766, 4780, 7648, 9532, 9560, 11915, 19064, 19120, 23830, 38128, 38240, 47660, 76256, 95320, 190640, 381280, 569537, 1139074, 2278148, 2847685, 4556296, 5695370, 9112592, 11390740, 18225184, 22781480, 45562960, 91125920]

約数ペア:

[(1, 91125920), (2, 45562960), (4, 22781480), (5, 18225184), (8, 11390740), (10, 9112592), (16, 5695370), (20, 4556296), (32, 2847685), (40, 2278148), (80, 1139074), (160, 569537), (239, 381280), (478, 190640), (956, 95320), (1195, 76256), (1912, 47660), (2383, 38240), (2390, 38128), (3824, 23830), (4766, 19120), (4780, 19064), (7648, 11915), (9532, 9560)]