86081875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 123710400

約数和(自身を除く): 37628525

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 625, 659, 1045, 1375, 2375, 3295, 5225, 6875, 7249, 11875, 12521, 16475, 26125, 36245, 62605, 82375, 130625, 137731, 181225, 313025, 411875, 688655, 906125, 1565125, 3443275, 4530625, 7825625, 17216375, 86081875]

約数ペア:

[(1, 86081875), (5, 17216375), (11, 7825625), (19, 4530625), (25, 3443275), (55, 1565125), (95, 906125), (125, 688655), (209, 411875), (275, 313025), (475, 181225), (625, 137731), (659, 130625), (1045, 82375), (1375, 62605), (2375, 36245), (3295, 26125), (5225, 16475), (6875, 12521), (7249, 11875)]