31407350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 63485520

約数和(自身を除く): 32078170

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 211, 229, 325, 422, 458, 650, 1055, 1145, 2110, 2290, 2743, 2977, 5275, 5486, 5725, 5954, 10550, 11450, 13715, 14885, 27430, 29770, 48319, 68575, 74425, 96638, 137150, 148850, 241595, 483190, 628147, 1207975, 1256294, 2415950, 3140735, 6281470, 15703675, 31407350]

約数ペア:

[(1, 31407350), (2, 15703675), (5, 6281470), (10, 3140735), (13, 2415950), (25, 1256294), (26, 1207975), (50, 628147), (65, 483190), (130, 241595), (211, 148850), (229, 137150), (325, 96638), (422, 74425), (458, 68575), (650, 48319), (1055, 29770), (1145, 27430), (2110, 14885), (2290, 13715), (2743, 11450), (2977, 10550), (5275, 5954), (5486, 5725)]