409778850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{210143}}^1$

素因数の和:210171

約数の個数: 48

約数和(自身を含む): 1094429952

約数和(自身を除く): 684651102

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 210143, 420286, 630429, 1050715, 1260858, 2101430, 2731859, 3152145, 5253575, 5463718, 6304290, 8195577, 10507150, 13659295, 15760725, 16391154, 27318590, 31521450, 40977885, 68296475, 81955770, 136592950, 204889425, 409778850]

約数ペア:

[(1, 409778850), (2, 204889425), (3, 136592950), (5, 81955770), (6, 68296475), (10, 40977885), (13, 31521450), (15, 27318590), (25, 16391154), (26, 15760725), (30, 13659295), (39, 10507150), (50, 8195577), (65, 6304290), (75, 5463718), (78, 5253575), (130, 3152145), (150, 2731859), (195, 2101430), (325, 1260858), (390, 1050715), (650, 630429), (975, 420286), (1950, 210143)]