11228750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:726

約数の個数: 40

約数和(自身を含む): 22698984

約数和(自身を除く): 11470234

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 691, 1250, 1382, 1625, 3250, 3455, 6910, 8125, 8983, 16250, 17275, 17966, 34550, 44915, 86375, 89830, 172750, 224575, 431875, 449150, 863750, 1122875, 2245750, 5614375, 11228750]

約数ペア:

[(1, 11228750), (2, 5614375), (5, 2245750), (10, 1122875), (13, 863750), (25, 449150), (26, 431875), (50, 224575), (65, 172750), (125, 89830), (130, 86375), (250, 44915), (325, 34550), (625, 17966), (650, 17275), (691, 16250), (1250, 8983), (1382, 8125), (1625, 6910), (3250, 3455)]