71386575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 128075136

約数和(自身を除く): 56688561

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 211, 325, 347, 633, 975, 1041, 1055, 1735, 2743, 3165, 4511, 5205, 5275, 8229, 8675, 13533, 13715, 15825, 22555, 26025, 41145, 67665, 68575, 73217, 112775, 205725, 219651, 338325, 366085, 951821, 1098255, 1830425, 2855463, 4759105, 5491275, 14277315, 23795525, 71386575]

約数ペア:

[(1, 71386575), (3, 23795525), (5, 14277315), (13, 5491275), (15, 4759105), (25, 2855463), (39, 1830425), (65, 1098255), (75, 951821), (195, 366085), (211, 338325), (325, 219651), (347, 205725), (633, 112775), (975, 73217), (1041, 68575), (1055, 67665), (1735, 41145), (2743, 26025), (3165, 22555), (4511, 15825), (5205, 13715), (5275, 13533), (8229, 8675)]