81235596

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 210473424

約数和(自身を除く): 129237828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 169, 246, 338, 492, 507, 533, 676, 977, 1014, 1066, 1599, 1954, 2028, 2132, 2931, 3198, 3908, 5862, 6396, 6929, 11724, 12701, 13858, 20787, 25402, 27716, 38103, 40057, 41574, 50804, 76206, 80114, 83148, 120171, 152412, 160228, 165113, 240342, 330226, 480684, 495339, 520741, 660452, 990678, 1041482, 1562223, 1981356, 2082964, 3124446, 6248892, 6769633, 13539266, 20308899, 27078532, 40617798, 81235596]

約数ペア:

[(1, 81235596), (2, 40617798), (3, 27078532), (4, 20308899), (6, 13539266), (12, 6769633), (13, 6248892), (26, 3124446), (39, 2082964), (41, 1981356), (52, 1562223), (78, 1041482), (82, 990678), (123, 660452), (156, 520741), (164, 495339), (169, 480684), (246, 330226), (338, 240342), (492, 165113), (507, 160228), (533, 152412), (676, 120171), (977, 83148), (1014, 80114), (1066, 76206), (1599, 50804), (1954, 41574), (2028, 40057), (2132, 38103), (2931, 27716), (3198, 25402), (3908, 20787), (5862, 13858), (6396, 12701), (6929, 11724)]