166664000

素因数分解:

$2^6\times 5^3\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:361

約数の個数: 112

約数和(自身を含む): 419380416

約数和(自身を除く): 252716416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 83, 100, 125, 160, 166, 200, 250, 251, 320, 332, 400, 415, 500, 502, 664, 800, 830, 1000, 1004, 1255, 1328, 1600, 1660, 2000, 2008, 2075, 2510, 2656, 3320, 4000, 4016, 4150, 5020, 5312, 6275, 6640, 8000, 8032, 8300, 10040, 10375, 12550, 13280, 16064, 16600, 20080, 20750, 20833, 25100, 26560, 31375, 33200, 40160, 41500, 41666, 50200, 62750, 66400, 80320, 83000, 83332, 100400, 104165, 125500, 132800, 166000, 166664, 200800, 208330, 251000, 332000, 333328, 401600, 416660, 502000, 520825, 664000, 666656, 833320, 1004000, 1041650, 1333312, 1666640, 2008000, 2083300, 2604125, 3333280, 4166600, 5208250, 6666560, 8333200, 10416500, 16666400, 20833000, 33332800, 41666000, 83332000, 166664000]

約数ペア:

[(1, 166664000), (2, 83332000), (4, 41666000), (5, 33332800), (8, 20833000), (10, 16666400), (16, 10416500), (20, 8333200), (25, 6666560), (32, 5208250), (40, 4166600), (50, 3333280), (64, 2604125), (80, 2083300), (83, 2008000), (100, 1666640), (125, 1333312), (160, 1041650), (166, 1004000), (200, 833320), (250, 666656), (251, 664000), (320, 520825), (332, 502000), (400, 416660), (415, 401600), (500, 333328), (502, 332000), (664, 251000), (800, 208330), (830, 200800), (1000, 166664), (1004, 166000), (1255, 132800), (1328, 125500), (1600, 104165), (1660, 100400), (2000, 83332), (2008, 83000), (2075, 80320), (2510, 66400), (2656, 62750), (3320, 50200), (4000, 41666), (4016, 41500), (4150, 40160), (5020, 33200), (5312, 31375), (6275, 26560), (6640, 25100), (8000, 20833), (8032, 20750), (8300, 20080), (10040, 16600), (10375, 16064), (12550, 13280)]