8108750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:534

約数の個数: 40

約数和(自身を含む): 16401000

約数和(自身を除く): 8292250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 499, 625, 650, 998, 1250, 1625, 2495, 3250, 4990, 6487, 8125, 12475, 12974, 16250, 24950, 32435, 62375, 64870, 124750, 162175, 311875, 324350, 623750, 810875, 1621750, 4054375, 8108750]

約数ペア:

[(1, 8108750), (2, 4054375), (5, 1621750), (10, 810875), (13, 623750), (25, 324350), (26, 311875), (50, 162175), (65, 124750), (125, 64870), (130, 62375), (250, 32435), (325, 24950), (499, 16250), (625, 12974), (650, 12475), (998, 8125), (1250, 6487), (1625, 4990), (2495, 3250)]