208054850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1$

素因数の和:755

約数の個数: 48

約数和(自身を含む): 396938880

約数和(自身を除く): 188884030

約数列:

[1, 2, 5, 10, 25, 50, 71, 103, 142, 206, 355, 515, 569, 710, 1030, 1138, 1775, 2575, 2845, 3550, 5150, 5690, 7313, 14225, 14626, 28450, 36565, 40399, 58607, 73130, 80798, 117214, 182825, 201995, 293035, 365650, 403990, 586070, 1009975, 1465175, 2019950, 2930350, 4161097, 8322194, 20805485, 41610970, 104027425, 208054850]

約数ペア:

[(1, 208054850), (2, 104027425), (5, 41610970), (10, 20805485), (25, 8322194), (50, 4161097), (71, 2930350), (103, 2019950), (142, 1465175), (206, 1009975), (355, 586070), (515, 403990), (569, 365650), (710, 293035), (1030, 201995), (1138, 182825), (1775, 117214), (2575, 80798), (2845, 73130), (3550, 58607), (5150, 40399), (5690, 36565), (7313, 28450), (14225, 14626)]