78868125

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{2003}}^1$

素因数の和:2036

約数の個数: 60

約数和(自身を含む): 162772896

約数和(自身を除く): 83904771

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 625, 875, 1125, 1575, 1875, 2003, 2625, 4375, 5625, 6009, 7875, 10015, 13125, 14021, 18027, 30045, 39375, 42063, 50075, 70105, 90135, 126189, 150225, 210315, 250375, 350525, 450675, 630945, 751125, 1051575, 1251875, 1752625, 2253375, 3154725, 3755625, 5257875, 8763125, 11266875, 15773625, 26289375, 78868125]

約数ペア:

[(1, 78868125), (3, 26289375), (5, 15773625), (7, 11266875), (9, 8763125), (15, 5257875), (21, 3755625), (25, 3154725), (35, 2253375), (45, 1752625), (63, 1251875), (75, 1051575), (105, 751125), (125, 630945), (175, 450675), (225, 350525), (315, 250375), (375, 210315), (525, 150225), (625, 126189), (875, 90135), (1125, 70105), (1575, 50075), (1875, 42063), (2003, 39375), (2625, 30045), (4375, 18027), (5625, 14021), (6009, 13125), (7875, 10015)]