81822884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2699}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 171460800

約数和(自身を除く): 89637916

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 572, 583, 689, 1166, 1378, 2332, 2699, 2756, 5398, 7579, 10796, 15158, 29689, 30316, 35087, 59378, 70174, 118756, 140348, 143047, 286094, 385957, 572188, 771914, 1543828, 1573517, 1859611, 3147034, 3719222, 6294068, 7438444, 20455721, 40911442, 81822884]

約数ペア:

[(1, 81822884), (2, 40911442), (4, 20455721), (11, 7438444), (13, 6294068), (22, 3719222), (26, 3147034), (44, 1859611), (52, 1573517), (53, 1543828), (106, 771914), (143, 572188), (212, 385957), (286, 286094), (572, 143047), (583, 140348), (689, 118756), (1166, 70174), (1378, 59378), (2332, 35087), (2699, 30316), (2756, 29689), (5398, 15158), (7579, 10796)]