980237375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2503}}^1$

素因数の和:2772

約数の個数: 32

約数和(自身を含む): 1323434112

約数和(自身を除く): 343196737

約数列:

[1, 5, 13, 25, 65, 125, 241, 325, 1205, 1625, 2503, 3133, 6025, 12515, 15665, 30125, 32539, 62575, 78325, 162695, 312875, 391625, 603223, 813475, 3016115, 4067375, 7841899, 15080575, 39209495, 75402875, 196047475, 980237375]

約数ペア:

[(1, 980237375), (5, 196047475), (13, 75402875), (25, 39209495), (65, 15080575), (125, 7841899), (241, 4067375), (325, 3016115), (1205, 813475), (1625, 603223), (2503, 391625), (3133, 312875), (6025, 162695), (12515, 78325), (15665, 62575), (30125, 32539)]