80838736

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1091}}^1$

素因数の和:1531

約数の個数: 40

約数和(自身を含む): 171426528

約数和(自身を除く): 90587792

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 421, 842, 1091, 1684, 2182, 3368, 4364, 4631, 6736, 8728, 9262, 12001, 17456, 18524, 24002, 37048, 48004, 74096, 96008, 192016, 459311, 918622, 1837244, 3674488, 5052421, 7348976, 10104842, 20209684, 40419368, 80838736]

約数ペア:

[(1, 80838736), (2, 40419368), (4, 20209684), (8, 10104842), (11, 7348976), (16, 5052421), (22, 3674488), (44, 1837244), (88, 918622), (176, 459311), (421, 192016), (842, 96008), (1091, 74096), (1684, 48004), (2182, 37048), (3368, 24002), (4364, 18524), (4631, 17456), (6736, 12001), (8728, 9262)]