54531920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 135915408

約数和(自身を除く): 81383488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 397, 404, 505, 680, 794, 808, 1010, 1360, 1588, 1616, 1717, 1985, 2020, 3176, 3434, 3970, 4040, 6352, 6749, 6868, 7940, 8080, 8585, 13498, 13736, 15880, 17170, 26996, 27472, 31760, 33745, 34340, 40097, 53992, 67490, 68680, 80194, 107984, 134980, 137360, 160388, 200485, 269960, 320776, 400970, 539920, 641552, 681649, 801940, 1363298, 1603880, 2726596, 3207760, 3408245, 5453192, 6816490, 10906384, 13632980, 27265960, 54531920]

約数ペア:

[(1, 54531920), (2, 27265960), (4, 13632980), (5, 10906384), (8, 6816490), (10, 5453192), (16, 3408245), (17, 3207760), (20, 2726596), (34, 1603880), (40, 1363298), (68, 801940), (80, 681649), (85, 641552), (101, 539920), (136, 400970), (170, 320776), (202, 269960), (272, 200485), (340, 160388), (397, 137360), (404, 134980), (505, 107984), (680, 80194), (794, 68680), (808, 67490), (1010, 53992), (1360, 40097), (1588, 34340), (1616, 33745), (1717, 31760), (1985, 27472), (2020, 26996), (3176, 17170), (3434, 15880), (3970, 13736), (4040, 13498), (6352, 8585), (6749, 8080), (6868, 7940)]