25607666440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{225499}}^1$

素因数の和:225694

約数の個数: 64

約数和(自身を含む): 61372080000

約数和(自身を除く): 35764413560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 167, 170, 334, 340, 668, 680, 835, 1336, 1670, 2839, 3340, 5678, 6680, 11356, 14195, 22712, 28390, 56780, 113560, 225499, 450998, 901996, 1127495, 1803992, 2254990, 3833483, 4509980, 7666966, 9019960, 15333932, 19167415, 30667864, 37658333, 38334830, 75316666, 76669660, 150633332, 153339320, 188291665, 301266664, 376583330, 640191661, 753166660, 1280383322, 1506333320, 2560766644, 3200958305, 5121533288, 6401916610, 12803833220, 25607666440]

約数ペア:

[(1, 25607666440), (2, 12803833220), (4, 6401916610), (5, 5121533288), (8, 3200958305), (10, 2560766644), (17, 1506333320), (20, 1280383322), (34, 753166660), (40, 640191661), (68, 376583330), (85, 301266664), (136, 188291665), (167, 153339320), (170, 150633332), (334, 76669660), (340, 75316666), (668, 38334830), (680, 37658333), (835, 30667864), (1336, 19167415), (1670, 15333932), (2839, 9019960), (3340, 7666966), (5678, 4509980), (6680, 3833483), (11356, 2254990), (14195, 1803992), (22712, 1127495), (28390, 901996), (56780, 450998), (113560, 225499)]