253907804525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{13463}}^1$

素因数の和:13766

約数の個数: 48

約数和(自身を含む): 326060380800

約数和(自身を除く): 72152576275

約数列:

[1, 5, 25, 61, 83, 149, 305, 415, 745, 1525, 2075, 3725, 5063, 9089, 12367, 13463, 25315, 45445, 61835, 67315, 126575, 227225, 309175, 336575, 754387, 821243, 1117429, 2005987, 3771935, 4106215, 5587145, 10029935, 18859675, 20531075, 27935725, 50149675, 68163169, 122365207, 166496921, 340815845, 611826035, 832484605, 1704079225, 3059130175, 4162423025, 10156312181, 50781560905, 253907804525]

約数ペア:

[(1, 253907804525), (5, 50781560905), (25, 10156312181), (61, 4162423025), (83, 3059130175), (149, 1704079225), (305, 832484605), (415, 611826035), (745, 340815845), (1525, 166496921), (2075, 122365207), (3725, 68163169), (5063, 50149675), (9089, 27935725), (12367, 20531075), (13463, 18859675), (25315, 10029935), (45445, 5587145), (61835, 4106215), (67315, 3771935), (126575, 2005987), (227225, 1117429), (309175, 821243), (336575, 754387)]