85472270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 173408256

約数和(自身を除く): 87935986

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 167, 254, 310, 334, 403, 635, 806, 835, 1270, 1651, 1670, 2015, 2171, 3302, 3937, 4030, 4342, 5177, 7874, 8255, 10354, 10855, 16510, 19685, 21209, 21710, 25885, 39370, 42418, 51181, 51770, 67301, 102362, 106045, 134602, 212090, 255905, 275717, 336505, 511810, 551434, 657479, 673010, 1314958, 1378585, 2757170, 3287395, 6574790, 8547227, 17094454, 42736135, 85472270]

約数ペア:

[(1, 85472270), (2, 42736135), (5, 17094454), (10, 8547227), (13, 6574790), (26, 3287395), (31, 2757170), (62, 1378585), (65, 1314958), (127, 673010), (130, 657479), (155, 551434), (167, 511810), (254, 336505), (310, 275717), (334, 255905), (403, 212090), (635, 134602), (806, 106045), (835, 102362), (1270, 67301), (1651, 51770), (1670, 51181), (2015, 42418), (2171, 39370), (3302, 25885), (3937, 21710), (4030, 21209), (4342, 19685), (5177, 16510), (7874, 10855), (8255, 10354)]