422849375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 577840032

約数和(自身を除く): 154990657

約数列:

[1, 5, 13, 25, 65, 71, 125, 325, 355, 625, 733, 923, 1625, 1775, 3665, 4615, 8125, 8875, 9529, 18325, 23075, 44375, 47645, 52043, 91625, 115375, 238225, 260215, 458125, 576875, 676559, 1191125, 1301075, 3382795, 5955625, 6505375, 16913975, 32526875, 84569875, 422849375]

約数ペア:

[(1, 422849375), (5, 84569875), (13, 32526875), (25, 16913975), (65, 6505375), (71, 5955625), (125, 3382795), (325, 1301075), (355, 1191125), (625, 676559), (733, 576875), (923, 458125), (1625, 260215), (1775, 238225), (3665, 115375), (4615, 91625), (8125, 52043), (8875, 47645), (9529, 44375), (18325, 23075)]