25705485

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 50050560

約数和(自身を除く): 24345075

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 97, 117, 135, 151, 195, 291, 351, 453, 485, 585, 755, 873, 1261, 1359, 1455, 1755, 1963, 2265, 2619, 3783, 4077, 4365, 5889, 6305, 6795, 9815, 11349, 13095, 14647, 17667, 18915, 20385, 29445, 34047, 43941, 53001, 56745, 73235, 88335, 131823, 170235, 190411, 219705, 265005, 395469, 571233, 659115, 952055, 1713699, 1977345, 2856165, 5141097, 8568495, 25705485]

約数ペア:

[(1, 25705485), (3, 8568495), (5, 5141097), (9, 2856165), (13, 1977345), (15, 1713699), (27, 952055), (39, 659115), (45, 571233), (65, 395469), (97, 265005), (117, 219705), (135, 190411), (151, 170235), (195, 131823), (291, 88335), (351, 73235), (453, 56745), (485, 53001), (585, 43941), (755, 34047), (873, 29445), (1261, 20385), (1359, 18915), (1455, 17667), (1755, 14647), (1963, 13095), (2265, 11349), (2619, 9815), (3783, 6795), (4077, 6305), (4365, 5889)]