61489700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{32363}}^1$

素因数の和:32396

約数の個数: 36

約数和(自身を含む): 140459760

約数和(自身を除く): 78970060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 32363, 64726, 129452, 161815, 323630, 614897, 647260, 809075, 1229794, 1618150, 2459588, 3074485, 3236300, 6148970, 12297940, 15372425, 30744850, 61489700]

約数ペア:

[(1, 61489700), (2, 30744850), (4, 15372425), (5, 12297940), (10, 6148970), (19, 3236300), (20, 3074485), (25, 2459588), (38, 1618150), (50, 1229794), (76, 809075), (95, 647260), (100, 614897), (190, 323630), (380, 161815), (475, 129452), (950, 64726), (1900, 32363)]