40670000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 150

約数和(自身を含む): 115922268

約数和(自身を除く): 75252268

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 83, 98, 100, 112, 125, 140, 166, 175, 196, 200, 245, 250, 280, 332, 350, 392, 400, 415, 490, 500, 560, 581, 625, 664, 700, 784, 830, 875, 980, 1000, 1162, 1225, 1250, 1328, 1400, 1660, 1750, 1960, 2000, 2075, 2324, 2450, 2500, 2800, 2905, 3320, 3500, 3920, 4067, 4150, 4375, 4648, 4900, 5000, 5810, 6125, 6640, 7000, 8134, 8300, 8750, 9296, 9800, 10000, 10375, 11620, 12250, 14000, 14525, 16268, 16600, 17500, 19600, 20335, 20750, 23240, 24500, 29050, 30625, 32536, 33200, 35000, 40670, 41500, 46480, 49000, 51875, 58100, 61250, 65072, 70000, 72625, 81340, 83000, 98000, 101675, 103750, 116200, 122500, 145250, 162680, 166000, 203350, 207500, 232400, 245000, 290500, 325360, 363125, 406700, 415000, 490000, 508375, 581000, 726250, 813400, 830000, 1016750, 1162000, 1452500, 1626800, 2033500, 2541875, 2905000, 4067000, 5083750, 5810000, 8134000, 10167500, 20335000, 40670000]

約数ペア:

[(1, 40670000), (2, 20335000), (4, 10167500), (5, 8134000), (7, 5810000), (8, 5083750), (10, 4067000), (14, 2905000), (16, 2541875), (20, 2033500), (25, 1626800), (28, 1452500), (35, 1162000), (40, 1016750), (49, 830000), (50, 813400), (56, 726250), (70, 581000), (80, 508375), (83, 490000), (98, 415000), (100, 406700), (112, 363125), (125, 325360), (140, 290500), (166, 245000), (175, 232400), (196, 207500), (200, 203350), (245, 166000), (250, 162680), (280, 145250), (332, 122500), (350, 116200), (392, 103750), (400, 101675), (415, 98000), (490, 83000), (500, 81340), (560, 72625), (581, 70000), (625, 65072), (664, 61250), (700, 58100), (784, 51875), (830, 49000), (875, 46480), (980, 41500), (1000, 40670), (1162, 35000), (1225, 33200), (1250, 32536), (1328, 30625), (1400, 29050), (1660, 24500), (1750, 23240), (1960, 20750), (2000, 20335), (2075, 19600), (2324, 17500), (2450, 16600), (2500, 16268), (2800, 14525), (2905, 14000), (3320, 12250), (3500, 11620), (3920, 10375), (4067, 10000), (4150, 9800), (4375, 9296), (4648, 8750), (4900, 8300), (5000, 8134), (5810, 7000), (6125, 6640)]