201405550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{829}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 387185040

約数和(自身を除く): 185779490

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 113, 215, 226, 430, 565, 829, 1075, 1130, 1658, 2150, 2825, 4145, 4859, 5650, 8290, 9718, 20725, 24295, 35647, 41450, 48590, 71294, 93677, 121475, 178235, 187354, 242950, 356470, 468385, 891175, 936770, 1782350, 2341925, 4028111, 4683850, 8056222, 20140555, 40281110, 100702775, 201405550]

約数ペア:

[(1, 201405550), (2, 100702775), (5, 40281110), (10, 20140555), (25, 8056222), (43, 4683850), (50, 4028111), (86, 2341925), (113, 1782350), (215, 936770), (226, 891175), (430, 468385), (565, 356470), (829, 242950), (1075, 187354), (1130, 178235), (1658, 121475), (2150, 93677), (2825, 71294), (4145, 48590), (4859, 41450), (5650, 35647), (8290, 24295), (9718, 20725)]