81193112

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10139}}^1$

素因数の和:10176

約数の個数: 64

約数和(自身を含む): 204422400

約数和(自身を除く): 123229288

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 10139, 20278, 40556, 70973, 81112, 111529, 131807, 141946, 223058, 263614, 283892, 446116, 527228, 567784, 780703, 892232, 922649, 1054456, 1449877, 1561406, 1845298, 2899754, 3122812, 3690596, 5799508, 6245624, 7381192, 10149139, 11599016, 20298278, 40596556, 81193112]

約数ペア:

[(1, 81193112), (2, 40596556), (4, 20298278), (7, 11599016), (8, 10149139), (11, 7381192), (13, 6245624), (14, 5799508), (22, 3690596), (26, 3122812), (28, 2899754), (44, 1845298), (52, 1561406), (56, 1449877), (77, 1054456), (88, 922649), (91, 892232), (104, 780703), (143, 567784), (154, 527228), (182, 446116), (286, 283892), (308, 263614), (364, 223058), (572, 141946), (616, 131807), (728, 111529), (1001, 81112), (1144, 70973), (2002, 40556), (4004, 20278), (8008, 10139)]