65544700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 154767872

約数和(自身を除く): 89223172

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 127, 130, 254, 260, 325, 397, 508, 635, 650, 794, 1270, 1300, 1588, 1651, 1985, 2540, 3175, 3302, 3970, 5161, 6350, 6604, 7940, 8255, 9925, 10322, 12700, 16510, 19850, 20644, 25805, 33020, 39700, 41275, 50419, 51610, 82550, 100838, 103220, 129025, 165100, 201676, 252095, 258050, 504190, 516100, 655447, 1008380, 1260475, 1310894, 2520950, 2621788, 3277235, 5041900, 6554470, 13108940, 16386175, 32772350, 65544700]

約数ペア:

[(1, 65544700), (2, 32772350), (4, 16386175), (5, 13108940), (10, 6554470), (13, 5041900), (20, 3277235), (25, 2621788), (26, 2520950), (50, 1310894), (52, 1260475), (65, 1008380), (100, 655447), (127, 516100), (130, 504190), (254, 258050), (260, 252095), (325, 201676), (397, 165100), (508, 129025), (635, 103220), (650, 100838), (794, 82550), (1270, 51610), (1300, 50419), (1588, 41275), (1651, 39700), (1985, 33020), (2540, 25805), (3175, 20644), (3302, 19850), (3970, 16510), (5161, 12700), (6350, 10322), (6604, 9925), (7940, 8255)]