66620125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3727}}^1$

素因数の和:3766

約数の個数: 32

約数和(自身を含む): 97703424

約数和(自身を除く): 31083299

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 715, 1375, 1625, 3575, 3727, 17875, 18635, 40997, 48451, 93175, 204985, 242255, 465875, 532961, 1024925, 1211275, 2664805, 5124625, 6056375, 13324025, 66620125]

約数ペア:

[(1, 66620125), (5, 13324025), (11, 6056375), (13, 5124625), (25, 2664805), (55, 1211275), (65, 1024925), (125, 532961), (143, 465875), (275, 242255), (325, 204985), (715, 93175), (1375, 48451), (1625, 40997), (3575, 18635), (3727, 17875)]