641745150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{21499}}^1$

素因数の和:21713

約数の個数: 48

約数和(自身を含む): 1599600000

約数和(自身を除く): 957854850

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 199, 398, 597, 995, 1194, 1990, 2985, 4975, 5970, 9950, 14925, 21499, 29850, 42998, 64497, 107495, 128994, 214990, 322485, 537475, 644970, 1074950, 1612425, 3224850, 4278301, 8556602, 12834903, 21391505, 25669806, 42783010, 64174515, 106957525, 128349030, 213915050, 320872575, 641745150]

約数ペア:

[(1, 641745150), (2, 320872575), (3, 213915050), (5, 128349030), (6, 106957525), (10, 64174515), (15, 42783010), (25, 25669806), (30, 21391505), (50, 12834903), (75, 8556602), (150, 4278301), (199, 3224850), (398, 1612425), (597, 1074950), (995, 644970), (1194, 537475), (1990, 322485), (2985, 214990), (4975, 128994), (5970, 107495), (9950, 64497), (14925, 42998), (21499, 29850)]