201499640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5591}}^1$

素因数の和:5672

約数の個数: 64

約数和(自身を含む): 489188160

約数和(自身を除く): 287688520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 3604, 4505, 5591, 7208, 9010, 11182, 18020, 22364, 27955, 36040, 44728, 55910, 95047, 111820, 190094, 223640, 296323, 380188, 475235, 592646, 760376, 950470, 1185292, 1481615, 1900940, 2370584, 2963230, 3801880, 5037491, 5926460, 10074982, 11852920, 20149964, 25187455, 40299928, 50374910, 100749820, 201499640]

約数ペア:

[(1, 201499640), (2, 100749820), (4, 50374910), (5, 40299928), (8, 25187455), (10, 20149964), (17, 11852920), (20, 10074982), (34, 5926460), (40, 5037491), (53, 3801880), (68, 2963230), (85, 2370584), (106, 1900940), (136, 1481615), (170, 1185292), (212, 950470), (265, 760376), (340, 592646), (424, 475235), (530, 380188), (680, 296323), (901, 223640), (1060, 190094), (1802, 111820), (2120, 95047), (3604, 55910), (4505, 44728), (5591, 36040), (7208, 27955), (9010, 22364), (11182, 18020)]