78581440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{35081}}^1$

素因数の和:35105

約数の個数: 56

約数和(自身を含む): 213859872

約数和(自身を除く): 135278432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 35081, 70162, 140324, 175405, 245567, 280648, 350810, 491134, 561296, 701620, 982268, 1122592, 1227835, 1403240, 1964536, 2245184, 2455670, 2806480, 3929072, 4911340, 5612960, 7858144, 9822680, 11225920, 15716288, 19645360, 39290720, 78581440]

約数ペア:

[(1, 78581440), (2, 39290720), (4, 19645360), (5, 15716288), (7, 11225920), (8, 9822680), (10, 7858144), (14, 5612960), (16, 4911340), (20, 3929072), (28, 2806480), (32, 2455670), (35, 2245184), (40, 1964536), (56, 1403240), (64, 1227835), (70, 1122592), (80, 982268), (112, 701620), (140, 561296), (160, 491134), (224, 350810), (280, 280648), (320, 245567), (448, 175405), (560, 140324), (1120, 70162), (2240, 35081)]