8989150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 17726544

約数和(自身を除く): 8737394

約数列:

[1, 2, 5, 10, 25, 37, 43, 50, 74, 86, 113, 185, 215, 226, 370, 430, 565, 925, 1075, 1130, 1591, 1850, 2150, 2825, 3182, 4181, 4859, 5650, 7955, 8362, 9718, 15910, 20905, 24295, 39775, 41810, 48590, 79550, 104525, 121475, 179783, 209050, 242950, 359566, 898915, 1797830, 4494575, 8989150]

約数ペア:

[(1, 8989150), (2, 4494575), (5, 1797830), (10, 898915), (25, 359566), (37, 242950), (43, 209050), (50, 179783), (74, 121475), (86, 104525), (113, 79550), (185, 48590), (215, 41810), (226, 39775), (370, 24295), (430, 20905), (565, 15910), (925, 9718), (1075, 8362), (1130, 7955), (1591, 5650), (1850, 4859), (2150, 4181), (2825, 3182)]