90409400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{26591}}^1$

素因数の和:26624

約数の個数: 48

約数和(自身を含む): 222575040

約数和(自身を除く): 132165640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 26591, 53182, 106364, 132955, 212728, 265910, 452047, 531820, 664775, 904094, 1063640, 1329550, 1808188, 2260235, 2659100, 3616376, 4520470, 5318200, 9040940, 11301175, 18081880, 22602350, 45204700, 90409400]

約数ペア:

[(1, 90409400), (2, 45204700), (4, 22602350), (5, 18081880), (8, 11301175), (10, 9040940), (17, 5318200), (20, 4520470), (25, 3616376), (34, 2659100), (40, 2260235), (50, 1808188), (68, 1329550), (85, 1063640), (100, 904094), (136, 664775), (170, 531820), (200, 452047), (340, 265910), (425, 212728), (680, 132955), (850, 106364), (1700, 53182), (3400, 26591)]