68990416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5521}}^1$

素因数の和:5611

約数の個数: 40

約数和(自身を含む): 147901248

約数和(自身を除く): 78910832

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 5521, 6248, 11042, 12496, 22084, 44168, 60731, 88336, 121462, 242924, 391991, 485848, 783982, 971696, 1567964, 3135928, 4311901, 6271856, 8623802, 17247604, 34495208, 68990416]

約数ペア:

[(1, 68990416), (2, 34495208), (4, 17247604), (8, 8623802), (11, 6271856), (16, 4311901), (22, 3135928), (44, 1567964), (71, 971696), (88, 783982), (142, 485848), (176, 391991), (284, 242924), (568, 121462), (781, 88336), (1136, 60731), (1562, 44168), (3124, 22084), (5521, 12496), (6248, 11042)]