65879475

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 114825984

約数和(自身を除く): 48946509

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 181, 211, 345, 543, 575, 633, 905, 1055, 1725, 2715, 3165, 4163, 4525, 4853, 5275, 12489, 13575, 14559, 15825, 20815, 24265, 38191, 62445, 72795, 104075, 114573, 121325, 190955, 312225, 363975, 572865, 878393, 954775, 2635179, 2864325, 4391965, 13175895, 21959825, 65879475]

約数ペア:

[(1, 65879475), (3, 21959825), (5, 13175895), (15, 4391965), (23, 2864325), (25, 2635179), (69, 954775), (75, 878393), (115, 572865), (181, 363975), (211, 312225), (345, 190955), (543, 121325), (575, 114573), (633, 104075), (905, 72795), (1055, 62445), (1725, 38191), (2715, 24265), (3165, 20815), (4163, 15825), (4525, 14559), (4853, 13575), (5275, 12489)]