81615436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5531}}^1$

素因数の和:5590

約数の個数: 48

約数和(自身を含む): 178440192

約数和(自身を除く): 96824756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 2108, 3689, 5531, 7378, 11062, 14756, 22124, 38717, 77434, 94027, 154868, 171461, 188054, 342922, 376108, 658189, 685844, 1200227, 1316378, 2400454, 2632756, 2914837, 4800908, 5829674, 11659348, 20403859, 40807718, 81615436]

約数ペア:

[(1, 81615436), (2, 40807718), (4, 20403859), (7, 11659348), (14, 5829674), (17, 4800908), (28, 2914837), (31, 2632756), (34, 2400454), (62, 1316378), (68, 1200227), (119, 685844), (124, 658189), (217, 376108), (238, 342922), (434, 188054), (476, 171461), (527, 154868), (868, 94027), (1054, 77434), (2108, 38717), (3689, 22124), (5531, 14756), (7378, 11062)]