51217140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5051}}^1$

素因数の和:5089

約数の個数: 72

約数和(自身を含む): 155318688

約数和(自身を除く): 104101548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5051, 5070, 10102, 10140, 15153, 20204, 25255, 30306, 50510, 60612, 65663, 75765, 101020, 131326, 151530, 196989, 262652, 303060, 328315, 393978, 656630, 787956, 853619, 984945, 1313260, 1707238, 1969890, 2560857, 3414476, 3939780, 4268095, 5121714, 8536190, 10243428, 12804285, 17072380, 25608570, 51217140]

約数ペア:

[(1, 51217140), (2, 25608570), (3, 17072380), (4, 12804285), (5, 10243428), (6, 8536190), (10, 5121714), (12, 4268095), (13, 3939780), (15, 3414476), (20, 2560857), (26, 1969890), (30, 1707238), (39, 1313260), (52, 984945), (60, 853619), (65, 787956), (78, 656630), (130, 393978), (156, 328315), (169, 303060), (195, 262652), (260, 196989), (338, 151530), (390, 131326), (507, 101020), (676, 75765), (780, 65663), (845, 60612), (1014, 50510), (1690, 30306), (2028, 25255), (2535, 20204), (3380, 15153), (5051, 10140), (5070, 10102)]