1210311875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{101921}}^1$

素因数の和:101960

約数の個数: 20

約数和(自身を含む): 1592021640

約数和(自身を除く): 381709765

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 11875, 101921, 509605, 1936499, 2548025, 9682495, 12740125, 48412475, 63700625, 242062375, 1210311875]

約数ペア:

[(1, 1210311875), (5, 242062375), (19, 63700625), (25, 48412475), (95, 12740125), (125, 9682495), (475, 2548025), (625, 1936499), (2375, 509605), (11875, 101921)]