8123625

素因数分解:

$3^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 15724800

約数和(自身を除く): 7601175

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 83, 87, 125, 135, 145, 225, 249, 261, 375, 415, 435, 675, 725, 747, 783, 1125, 1245, 1305, 2075, 2175, 2241, 2407, 3375, 3625, 3735, 3915, 6225, 6525, 7221, 10375, 10875, 11205, 12035, 18675, 19575, 21663, 31125, 32625, 36105, 56025, 60175, 64989, 93375, 97875, 108315, 180525, 280125, 300875, 324945, 541575, 902625, 1624725, 2707875, 8123625]

約数ペア:

[(1, 8123625), (3, 2707875), (5, 1624725), (9, 902625), (15, 541575), (25, 324945), (27, 300875), (29, 280125), (45, 180525), (75, 108315), (83, 97875), (87, 93375), (125, 64989), (135, 60175), (145, 56025), (225, 36105), (249, 32625), (261, 31125), (375, 21663), (415, 19575), (435, 18675), (675, 12035), (725, 11205), (747, 10875), (783, 10375), (1125, 7221), (1245, 6525), (1305, 6225), (2075, 3915), (2175, 3735), (2241, 3625), (2407, 3375)]