80785890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13009}}^1$

素因数の和:13048

約数の個数: 64

約数和(自身を含む): 224812800

約数和(自身を除く): 144026910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 6210, 13009, 26018, 39027, 65045, 78054, 117081, 130090, 195135, 234162, 299207, 351243, 390270, 585405, 598414, 702486, 897621, 1170810, 1496035, 1756215, 1795242, 2692863, 2992070, 3512430, 4488105, 5385726, 8078589, 8976210, 13464315, 16157178, 26928630, 40392945, 80785890]

約数ペア:

[(1, 80785890), (2, 40392945), (3, 26928630), (5, 16157178), (6, 13464315), (9, 8976210), (10, 8078589), (15, 5385726), (18, 4488105), (23, 3512430), (27, 2992070), (30, 2692863), (45, 1795242), (46, 1756215), (54, 1496035), (69, 1170810), (90, 897621), (115, 702486), (135, 598414), (138, 585405), (207, 390270), (230, 351243), (270, 299207), (345, 234162), (414, 195135), (621, 130090), (690, 117081), (1035, 78054), (1242, 65045), (2070, 39027), (3105, 26018), (6210, 13009)]