25930515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 46010592

約数和(自身を除く): 20080077

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 169, 193, 195, 265, 507, 579, 689, 795, 845, 965, 2067, 2509, 2535, 2895, 3445, 7527, 8957, 10229, 10335, 12545, 26871, 30687, 32617, 37635, 44785, 51145, 97851, 132977, 134355, 153435, 163085, 398931, 489255, 664885, 1728701, 1994655, 5186103, 8643505, 25930515]

約数ペア:

[(1, 25930515), (3, 8643505), (5, 5186103), (13, 1994655), (15, 1728701), (39, 664885), (53, 489255), (65, 398931), (159, 163085), (169, 153435), (193, 134355), (195, 132977), (265, 97851), (507, 51145), (579, 44785), (689, 37635), (795, 32617), (845, 30687), (965, 26871), (2067, 12545), (2509, 10335), (2535, 10229), (2895, 8957), (3445, 7527)]