85894744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2612

約数の個数: 64

約数和(自身を含む): 193384800

約数和(自身を除く): 107490056

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2557, 2584, 4199, 5114, 8398, 10228, 16796, 20456, 33241, 33592, 43469, 48583, 66482, 86938, 97166, 132964, 173876, 194332, 265928, 347752, 388664, 565097, 631579, 825911, 1130194, 1263158, 1651822, 2260388, 2526316, 3303644, 4520776, 5052632, 6607288, 10736843, 21473686, 42947372, 85894744]

約数ペア:

[(1, 85894744), (2, 42947372), (4, 21473686), (8, 10736843), (13, 6607288), (17, 5052632), (19, 4520776), (26, 3303644), (34, 2526316), (38, 2260388), (52, 1651822), (68, 1263158), (76, 1130194), (104, 825911), (136, 631579), (152, 565097), (221, 388664), (247, 347752), (323, 265928), (442, 194332), (494, 173876), (646, 132964), (884, 97166), (988, 86938), (1292, 66482), (1768, 48583), (1976, 43469), (2557, 33592), (2584, 33241), (4199, 20456), (5114, 16796), (8398, 10228)]