91556440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2273}}^1$

素因数の和:2356

約数の個数: 64

約数和(自身を含む): 221032800

約数和(自身を除く): 129476360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 2273, 4028, 4546, 5035, 8056, 9092, 10070, 11365, 18184, 20140, 22730, 40280, 43187, 45460, 86374, 90920, 120469, 172748, 215935, 240938, 345496, 431870, 481876, 602345, 863740, 963752, 1204690, 1727480, 2288911, 2409380, 4577822, 4818760, 9155644, 11444555, 18311288, 22889110, 45778220, 91556440]

約数ペア:

[(1, 91556440), (2, 45778220), (4, 22889110), (5, 18311288), (8, 11444555), (10, 9155644), (19, 4818760), (20, 4577822), (38, 2409380), (40, 2288911), (53, 1727480), (76, 1204690), (95, 963752), (106, 863740), (152, 602345), (190, 481876), (212, 431870), (265, 345496), (380, 240938), (424, 215935), (530, 172748), (760, 120469), (1007, 90920), (1060, 86374), (2014, 45460), (2120, 43187), (2273, 40280), (4028, 22730), (4546, 20140), (5035, 18184), (8056, 11365), (9092, 10070)]