71468540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24989}}^1$

素因数の和:25022

約数の個数: 48

約数和(自身を含む): 176329440

約数和(自身を除く): 104860900

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 24989, 49978, 99956, 124945, 249890, 274879, 324857, 499780, 549758, 649714, 1099516, 1299428, 1374395, 1624285, 2748790, 3248570, 3573427, 5497580, 6497140, 7146854, 14293708, 17867135, 35734270, 71468540]

約数ペア:

[(1, 71468540), (2, 35734270), (4, 17867135), (5, 14293708), (10, 7146854), (11, 6497140), (13, 5497580), (20, 3573427), (22, 3248570), (26, 2748790), (44, 1624285), (52, 1374395), (55, 1299428), (65, 1099516), (110, 649714), (130, 549758), (143, 499780), (220, 324857), (260, 274879), (286, 249890), (572, 124945), (715, 99956), (1430, 49978), (2860, 24989)]