125147820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{297971}}^1$

素因数の和:297990

約数の個数: 48

約数和(自身を含む): 400474368

約数和(自身を除く): 275326548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 297971, 595942, 893913, 1191884, 1489855, 1787826, 2085797, 2979710, 3575652, 4171594, 4469565, 5959420, 6257391, 8343188, 8939130, 10428985, 12514782, 17878260, 20857970, 25029564, 31286955, 41715940, 62573910, 125147820]

約数ペア:

[(1, 125147820), (2, 62573910), (3, 41715940), (4, 31286955), (5, 25029564), (6, 20857970), (7, 17878260), (10, 12514782), (12, 10428985), (14, 8939130), (15, 8343188), (20, 6257391), (21, 5959420), (28, 4469565), (30, 4171594), (35, 3575652), (42, 2979710), (60, 2085797), (70, 1787826), (84, 1489855), (105, 1191884), (140, 893913), (210, 595942), (420, 297971)]