25413388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 60269216

約数和(自身を除く): 34855828

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 577, 847, 1001, 1154, 1573, 1694, 2002, 2308, 3146, 3388, 4004, 4039, 6292, 6347, 7501, 8078, 11011, 12694, 15002, 16156, 22022, 25388, 30004, 44044, 44429, 52507, 69817, 82511, 88858, 105014, 139634, 165022, 177716, 210028, 279268, 330044, 488719, 577577, 907621, 977438, 1155154, 1815242, 1954876, 2310308, 3630484, 6353347, 12706694, 25413388]

約数ペア:

[(1, 25413388), (2, 12706694), (4, 6353347), (7, 3630484), (11, 2310308), (13, 1954876), (14, 1815242), (22, 1155154), (26, 977438), (28, 907621), (44, 577577), (52, 488719), (77, 330044), (91, 279268), (121, 210028), (143, 177716), (154, 165022), (182, 139634), (242, 105014), (286, 88858), (308, 82511), (364, 69817), (484, 52507), (572, 44429), (577, 44044), (847, 30004), (1001, 25388), (1154, 22022), (1573, 16156), (1694, 15002), (2002, 12694), (2308, 11011), (3146, 8078), (3388, 7501), (4004, 6347), (4039, 6292)]