18750875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1049}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 27518400

約数和(自身を除く): 8767525

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 715, 1049, 1375, 1625, 3575, 5245, 11539, 13637, 17875, 26225, 57695, 68185, 131125, 150007, 288475, 340925, 750035, 1442375, 1704625, 3750175, 18750875]

約数ペア:

[(1, 18750875), (5, 3750175), (11, 1704625), (13, 1442375), (25, 750035), (55, 340925), (65, 288475), (125, 150007), (143, 131125), (275, 68185), (325, 57695), (715, 26225), (1049, 17875), (1375, 13637), (1625, 11539), (3575, 5245)]