81401375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1196

約数の個数: 32

約数和(自身を含む): 113016384

約数和(自身を除く): 31615009

約数列:

[1, 5, 11, 25, 53, 55, 125, 265, 275, 583, 1117, 1325, 1375, 2915, 5585, 6625, 12287, 14575, 27925, 59201, 61435, 72875, 139625, 296005, 307175, 651211, 1480025, 1535875, 3256055, 7400125, 16280275, 81401375]

約数ペア:

[(1, 81401375), (5, 16280275), (11, 7400125), (25, 3256055), (53, 1535875), (55, 1480025), (125, 651211), (265, 307175), (275, 296005), (583, 139625), (1117, 72875), (1325, 61435), (1375, 59201), (2915, 27925), (5585, 14575), (6625, 12287)]