54929980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2437}}^1$

素因数の和:2483

約数の個数: 72

約数和(自身を含む): 140077728

約数和(自身を除く): 85147748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 2437, 3220, 4508, 4874, 5635, 9748, 11270, 12185, 17059, 22540, 24370, 34118, 48740, 56051, 68236, 85295, 112102, 119413, 170590, 224204, 238826, 280255, 341180, 392357, 477652, 560510, 597065, 784714, 1121020, 1194130, 1569428, 1961785, 2388260, 2746499, 3923570, 5492998, 7847140, 10985996, 13732495, 27464990, 54929980]

約数ペア:

[(1, 54929980), (2, 27464990), (4, 13732495), (5, 10985996), (7, 7847140), (10, 5492998), (14, 3923570), (20, 2746499), (23, 2388260), (28, 1961785), (35, 1569428), (46, 1194130), (49, 1121020), (70, 784714), (92, 597065), (98, 560510), (115, 477652), (140, 392357), (161, 341180), (196, 280255), (230, 238826), (245, 224204), (322, 170590), (460, 119413), (490, 112102), (644, 85295), (805, 68236), (980, 56051), (1127, 48740), (1610, 34118), (2254, 24370), (2437, 22540), (3220, 17059), (4508, 12185), (4874, 11270), (5635, 9748)]