161365695

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 279465984

約数和(自身を除く): 118100289

約数列:

[1, 3, 5, 15, 31, 37, 83, 93, 111, 113, 155, 185, 249, 339, 415, 465, 555, 565, 1147, 1245, 1695, 2573, 3071, 3441, 3503, 4181, 5735, 7719, 9213, 9379, 10509, 12543, 12865, 15355, 17205, 17515, 20905, 28137, 38595, 46065, 46895, 52545, 62715, 95201, 129611, 140685, 285603, 290749, 347023, 388833, 476005, 648055, 872247, 1041069, 1428015, 1453745, 1735115, 1944165, 4361235, 5205345, 10757713, 32273139, 53788565, 161365695]

約数ペア:

[(1, 161365695), (3, 53788565), (5, 32273139), (15, 10757713), (31, 5205345), (37, 4361235), (83, 1944165), (93, 1735115), (111, 1453745), (113, 1428015), (155, 1041069), (185, 872247), (249, 648055), (339, 476005), (415, 388833), (465, 347023), (555, 290749), (565, 285603), (1147, 140685), (1245, 129611), (1695, 95201), (2573, 62715), (3071, 52545), (3441, 46895), (3503, 46065), (4181, 38595), (5735, 28137), (7719, 20905), (9213, 17515), (9379, 17205), (10509, 15355), (12543, 12865)]