20161609850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{354023}}^1$

素因数の和:354119

約数の個数: 48

約数和(自身を含む): 40299259968

約数和(自身を除く): 20137650118

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 67, 85, 134, 170, 335, 425, 670, 850, 1139, 1675, 2278, 3350, 5695, 11390, 28475, 56950, 354023, 708046, 1770115, 3540230, 6018391, 8850575, 12036782, 17701150, 23719541, 30091955, 47439082, 60183910, 118597705, 150459775, 237195410, 300919550, 403232197, 592988525, 806464394, 1185977050, 2016160985, 4032321970, 10080804925, 20161609850]

約数ペア:

[(1, 20161609850), (2, 10080804925), (5, 4032321970), (10, 2016160985), (17, 1185977050), (25, 806464394), (34, 592988525), (50, 403232197), (67, 300919550), (85, 237195410), (134, 150459775), (170, 118597705), (335, 60183910), (425, 47439082), (670, 30091955), (850, 23719541), (1139, 17701150), (1675, 12036782), (2278, 8850575), (3350, 6018391), (5695, 3540230), (11390, 1770115), (28475, 708046), (56950, 354023)]