84816875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 126915624

約数和(自身を除く): 42098749

約数列:

[1, 5, 11, 13, 25, 55, 65, 73, 125, 143, 169, 275, 325, 365, 625, 715, 803, 845, 949, 1375, 1625, 1825, 1859, 3575, 4015, 4225, 4745, 6875, 8125, 9125, 9295, 10439, 12337, 17875, 20075, 21125, 23725, 45625, 46475, 52195, 61685, 89375, 100375, 105625, 118625, 135707, 232375, 260975, 308425, 501875, 593125, 678535, 1161875, 1304875, 1542125, 3392675, 6524375, 7710625, 16963375, 84816875]

約数ペア:

[(1, 84816875), (5, 16963375), (11, 7710625), (13, 6524375), (25, 3392675), (55, 1542125), (65, 1304875), (73, 1161875), (125, 678535), (143, 593125), (169, 501875), (275, 308425), (325, 260975), (365, 232375), (625, 135707), (715, 118625), (803, 105625), (845, 100375), (949, 89375), (1375, 61685), (1625, 52195), (1825, 46475), (1859, 45625), (3575, 23725), (4015, 21125), (4225, 20075), (4745, 17875), (6875, 12337), (8125, 10439), (9125, 9295)]