65178425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 94493952

約数和(自身を除く): 29315527

約数列:

[1, 5, 13, 17, 25, 47, 65, 85, 221, 235, 251, 325, 425, 611, 799, 1105, 1175, 1255, 3055, 3263, 3995, 4267, 5525, 6275, 10387, 11797, 15275, 16315, 19975, 21335, 51935, 55471, 58985, 81575, 106675, 153361, 200549, 259675, 277355, 294925, 766805, 1002745, 1386775, 2607137, 3834025, 5013725, 13035685, 65178425]

約数ペア:

[(1, 65178425), (5, 13035685), (13, 5013725), (17, 3834025), (25, 2607137), (47, 1386775), (65, 1002745), (85, 766805), (221, 294925), (235, 277355), (251, 259675), (325, 200549), (425, 153361), (611, 106675), (799, 81575), (1105, 58985), (1175, 55471), (1255, 51935), (3055, 21335), (3263, 19975), (3995, 16315), (4267, 15275), (5525, 11797), (6275, 10387)]