25628475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 44632064

約数和(自身を除く): 19003589

約数列:

[1, 3, 5, 15, 25, 31, 73, 75, 93, 151, 155, 219, 365, 453, 465, 755, 775, 1095, 1825, 2263, 2265, 2325, 3775, 4681, 5475, 6789, 11023, 11315, 11325, 14043, 23405, 33069, 33945, 55115, 56575, 70215, 117025, 165345, 169725, 275575, 341713, 351075, 826725, 1025139, 1708565, 5125695, 8542825, 25628475]

約数ペア:

[(1, 25628475), (3, 8542825), (5, 5125695), (15, 1708565), (25, 1025139), (31, 826725), (73, 351075), (75, 341713), (93, 275575), (151, 169725), (155, 165345), (219, 117025), (365, 70215), (453, 56575), (465, 55115), (755, 33945), (775, 33069), (1095, 23405), (1825, 14043), (2263, 11325), (2265, 11315), (2325, 11023), (3775, 6789), (4681, 5475)]