72689775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{42139}}^1$

素因数の和:42175

約数の個数: 24

約数和(自身を含む): 125408640

約数和(自身を除く): 52718865

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 42139, 126417, 210695, 632085, 969197, 1053475, 2907591, 3160425, 4845985, 14537955, 24229925, 72689775]

約数ペア:

[(1, 72689775), (3, 24229925), (5, 14537955), (15, 4845985), (23, 3160425), (25, 2907591), (69, 1053475), (75, 969197), (115, 632085), (345, 210695), (575, 126417), (1725, 42139)]