87437375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1844

約数の個数: 32

約数和(自身を含む): 120631680

約数和(自身を除く): 33194305

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 391, 425, 575, 1789, 1955, 2125, 2875, 8945, 9775, 30413, 41147, 44725, 48875, 152065, 205735, 223625, 699499, 760325, 1028675, 3497495, 3801625, 5143375, 17487475, 87437375]

約数ペア:

[(1, 87437375), (5, 17487475), (17, 5143375), (23, 3801625), (25, 3497495), (85, 1028675), (115, 760325), (125, 699499), (391, 223625), (425, 205735), (575, 152065), (1789, 48875), (1955, 44725), (2125, 41147), (2875, 30413), (8945, 9775)]