87497980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 207277056

約数和(自身を除く): 119779076

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 67, 68, 85, 92, 115, 134, 167, 170, 230, 268, 334, 335, 340, 391, 460, 668, 670, 782, 835, 1139, 1340, 1541, 1564, 1670, 1955, 2278, 2839, 3082, 3340, 3841, 3910, 4556, 5678, 5695, 6164, 7682, 7705, 7820, 11189, 11356, 11390, 14195, 15364, 15410, 19205, 22378, 22780, 26197, 28390, 30820, 38410, 44756, 52394, 55945, 56780, 65297, 76820, 104788, 111890, 130594, 130985, 190213, 223780, 257347, 261188, 261970, 326485, 380426, 514694, 523940, 652970, 760852, 951065, 1029388, 1286735, 1305940, 1902130, 2573470, 3804260, 4374899, 5146940, 8749798, 17499596, 21874495, 43748990, 87497980]

約数ペア:

[(1, 87497980), (2, 43748990), (4, 21874495), (5, 17499596), (10, 8749798), (17, 5146940), (20, 4374899), (23, 3804260), (34, 2573470), (46, 1902130), (67, 1305940), (68, 1286735), (85, 1029388), (92, 951065), (115, 760852), (134, 652970), (167, 523940), (170, 514694), (230, 380426), (268, 326485), (334, 261970), (335, 261188), (340, 257347), (391, 223780), (460, 190213), (668, 130985), (670, 130594), (782, 111890), (835, 104788), (1139, 76820), (1340, 65297), (1541, 56780), (1564, 55945), (1670, 52394), (1955, 44756), (2278, 38410), (2839, 30820), (3082, 28390), (3340, 26197), (3841, 22780), (3910, 22378), (4556, 19205), (5678, 15410), (5695, 15364), (6164, 14195), (7682, 11390), (7705, 11356), (7820, 11189)]