27265960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 65765520

約数和(自身を除く): 38499560

約数列:

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

約数ペア:

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