25289836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 55339200

約数和(自身を除く): 30049364

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 169, 179, 209, 247, 286, 338, 358, 418, 494, 572, 676, 716, 836, 988, 1859, 1969, 2327, 2717, 3211, 3401, 3718, 3938, 4654, 5434, 6422, 6802, 7436, 7876, 9308, 10868, 12844, 13604, 25597, 30251, 35321, 37411, 44213, 51194, 60502, 70642, 74822, 88426, 102388, 121004, 141284, 149644, 176852, 332761, 486343, 574769, 665522, 972686, 1149538, 1331044, 1945372, 2299076, 6322459, 12644918, 25289836]

約数ペア:

[(1, 25289836), (2, 12644918), (4, 6322459), (11, 2299076), (13, 1945372), (19, 1331044), (22, 1149538), (26, 972686), (38, 665522), (44, 574769), (52, 486343), (76, 332761), (143, 176852), (169, 149644), (179, 141284), (209, 121004), (247, 102388), (286, 88426), (338, 74822), (358, 70642), (418, 60502), (494, 51194), (572, 44213), (676, 37411), (716, 35321), (836, 30251), (988, 25597), (1859, 13604), (1969, 12844), (2327, 10868), (2717, 9308), (3211, 7876), (3401, 7436), (3718, 6802), (3938, 6422), (4654, 5434)]