388706812415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4001}}^1\times {\mathrm{14009}}^1$

素因数の和:18107

約数の個数: 32

約数和(自身を含む): 497884017600

約数和(自身を除く): 109177205185

約数列:

[1, 5, 19, 73, 95, 365, 1387, 4001, 6935, 14009, 20005, 70045, 76019, 266171, 292073, 380095, 1022657, 1330855, 1460365, 5113285, 5549387, 19430483, 27746935, 56050009, 97152415, 280250045, 1064950171, 4091650657, 5324750855, 20458253285, 77741362483, 388706812415]

約数ペア:

[(1, 388706812415), (5, 77741362483), (19, 20458253285), (73, 5324750855), (95, 4091650657), (365, 1064950171), (1387, 280250045), (4001, 97152415), (6935, 56050009), (14009, 27746935), (20005, 19430483), (70045, 5549387), (76019, 5113285), (266171, 1460365), (292073, 1330855), (380095, 1022657)]