51697425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3119}}^1$

素因数の和:3162

約数の個数: 48

約数和(自身を含む): 97493760

約数和(自身を除く): 45796335

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3119, 3315, 5525, 9357, 15595, 16575, 40547, 46785, 53023, 77975, 121641, 159069, 202735, 233925, 265115, 608205, 689299, 795345, 1013675, 1325575, 2067897, 3041025, 3446495, 3976725, 10339485, 17232475, 51697425]

約数ペア:

[(1, 51697425), (3, 17232475), (5, 10339485), (13, 3976725), (15, 3446495), (17, 3041025), (25, 2067897), (39, 1325575), (51, 1013675), (65, 795345), (75, 689299), (85, 608205), (195, 265115), (221, 233925), (255, 202735), (325, 159069), (425, 121641), (663, 77975), (975, 53023), (1105, 46785), (1275, 40547), (3119, 16575), (3315, 15595), (5525, 9357)]