68983375

素因数分解:

$5^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 89369280

約数和(自身を除く): 20385905

約数列:

[1, 5, 25, 61, 83, 109, 125, 305, 415, 545, 1525, 2075, 2725, 5063, 6649, 7625, 9047, 10375, 13625, 25315, 33245, 45235, 126575, 166225, 226175, 551867, 632875, 831125, 1130875, 2759335, 13796675, 68983375]

約数ペア:

[(1, 68983375), (5, 13796675), (25, 2759335), (61, 1130875), (83, 831125), (109, 632875), (125, 551867), (305, 226175), (415, 166225), (545, 126575), (1525, 45235), (2075, 33245), (2725, 25315), (5063, 13625), (6649, 10375), (7625, 9047)]