7989625

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 11920896

約数和(自身を除く): 3931271

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 175, 397, 575, 805, 875, 1985, 2779, 2875, 4025, 9131, 9925, 13895, 20125, 45655, 49625, 63917, 69475, 228275, 319585, 347375, 1141375, 1597925, 7989625]

約数ペア:

[(1, 7989625), (5, 1597925), (7, 1141375), (23, 347375), (25, 319585), (35, 228275), (115, 69475), (125, 63917), (161, 49625), (175, 45655), (397, 20125), (575, 13895), (805, 9925), (875, 9131), (1985, 4025), (2779, 2875)]