140533850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1391

約数の個数: 48

約数和(自身を含む): 273839616

約数和(自身を除く): 133305766

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 71, 142, 155, 310, 355, 710, 775, 1277, 1550, 1775, 2201, 2554, 3550, 4402, 6385, 11005, 12770, 22010, 31925, 39587, 55025, 63850, 79174, 90667, 110050, 181334, 197935, 395870, 453335, 906670, 989675, 1979350, 2266675, 2810677, 4533350, 5621354, 14053385, 28106770, 70266925, 140533850]

約数ペア:

[(1, 140533850), (2, 70266925), (5, 28106770), (10, 14053385), (25, 5621354), (31, 4533350), (50, 2810677), (62, 2266675), (71, 1979350), (142, 989675), (155, 906670), (310, 453335), (355, 395870), (710, 197935), (775, 181334), (1277, 110050), (1550, 90667), (1775, 79174), (2201, 63850), (2554, 55025), (3550, 39587), (4402, 31925), (6385, 22010), (11005, 12770)]