80962648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40973}}^1$

素因数の和:41011

約数の個数: 32

約数和(自身を含む): 172090800

約数和(自身を除く): 91128152

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 40973, 81946, 163892, 327784, 532649, 778487, 1065298, 1556974, 2130596, 3113948, 4261192, 6227896, 10120331, 20240662, 40481324, 80962648]

約数ペア:

[(1, 80962648), (2, 40481324), (4, 20240662), (8, 10120331), (13, 6227896), (19, 4261192), (26, 3113948), (38, 2130596), (52, 1556974), (76, 1065298), (104, 778487), (152, 532649), (247, 327784), (494, 163892), (988, 81946), (1976, 40973)]