31432568

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 61402320

約数和(自身を除く): 29969752

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 1571, 2501, 3142, 5002, 6284, 10004, 12568, 20008, 64411, 95831, 128822, 191662, 257644, 383324, 515288, 766648, 3929071, 7858142, 15716284, 31432568]

約数ペア:

[(1, 31432568), (2, 15716284), (4, 7858142), (8, 3929071), (41, 766648), (61, 515288), (82, 383324), (122, 257644), (164, 191662), (244, 128822), (328, 95831), (488, 64411), (1571, 20008), (2501, 12568), (3142, 10004), (5002, 6284)]