87120368

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:705

約数の個数: 40

約数和(自身を含む): 172645200

約数和(自身を除く): 85524832

約数列:

[1, 2, 4, 8, 16, 67, 134, 181, 268, 362, 449, 536, 724, 898, 1072, 1448, 1796, 2896, 3592, 7184, 12127, 24254, 30083, 48508, 60166, 81269, 97016, 120332, 162538, 194032, 240664, 325076, 481328, 650152, 1300304, 5445023, 10890046, 21780092, 43560184, 87120368]

約数ペア:

[(1, 87120368), (2, 43560184), (4, 21780092), (8, 10890046), (16, 5445023), (67, 1300304), (134, 650152), (181, 481328), (268, 325076), (362, 240664), (449, 194032), (536, 162538), (724, 120332), (898, 97016), (1072, 81269), (1448, 60166), (1796, 48508), (2896, 30083), (3592, 24254), (7184, 12127)]