13517750

素因数分解:

$2^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 25552800

約数和(自身を除く): 12035050

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 250, 278, 389, 695, 778, 1390, 1945, 3475, 3890, 6950, 9725, 17375, 19450, 34750, 48625, 54071, 97250, 108142, 270355, 540710, 1351775, 2703550, 6758875, 13517750]

約数ペア:

[(1, 13517750), (2, 6758875), (5, 2703550), (10, 1351775), (25, 540710), (50, 270355), (125, 108142), (139, 97250), (250, 54071), (278, 48625), (389, 34750), (695, 19450), (778, 17375), (1390, 9725), (1945, 6950), (3475, 3890)]