2508675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 4666368

約数和(自身を除く): 2157693

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 83, 93, 155, 195, 249, 325, 403, 415, 465, 775, 975, 1079, 1209, 1245, 2015, 2075, 2325, 2573, 3237, 5395, 6045, 6225, 7719, 10075, 12865, 16185, 26975, 30225, 33449, 38595, 64325, 80925, 100347, 167245, 192975, 501735, 836225, 2508675]

約数ペア:

[(1, 2508675), (3, 836225), (5, 501735), (13, 192975), (15, 167245), (25, 100347), (31, 80925), (39, 64325), (65, 38595), (75, 33449), (83, 30225), (93, 26975), (155, 16185), (195, 12865), (249, 10075), (325, 7719), (403, 6225), (415, 6045), (465, 5395), (775, 3237), (975, 2573), (1079, 2325), (1209, 2075), (1245, 2015)]