217874529100

素因数分解:

$2^2\times 5^2\times {\mathrm{941}}^1\times {\mathrm{1439}}^1\times {\mathrm{1609}}^1$

素因数の和:4003

約数の個数: 72

約数和(自身を含む): 473913417600

約数和(自身を除く): 256038888500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 941, 1439, 1609, 1882, 2878, 3218, 3764, 4705, 5756, 6436, 7195, 8045, 9410, 14390, 16090, 18820, 23525, 28780, 32180, 35975, 40225, 47050, 71950, 80450, 94100, 143900, 160900, 1354099, 1514069, 2315351, 2708198, 3028138, 4630702, 5416396, 6056276, 6770495, 7570345, 9261404, 11576755, 13540990, 15140690, 23153510, 27081980, 30281380, 33852475, 37851725, 46307020, 57883775, 67704950, 75703450, 115767550, 135409900, 151406900, 231535100, 2178745291, 4357490582, 8714981164, 10893726455, 21787452910, 43574905820, 54468632275, 108937264550, 217874529100]

約数ペア:

[(1, 217874529100), (2, 108937264550), (4, 54468632275), (5, 43574905820), (10, 21787452910), (20, 10893726455), (25, 8714981164), (50, 4357490582), (100, 2178745291), (941, 231535100), (1439, 151406900), (1609, 135409900), (1882, 115767550), (2878, 75703450), (3218, 67704950), (3764, 57883775), (4705, 46307020), (5756, 37851725), (6436, 33852475), (7195, 30281380), (8045, 27081980), (9410, 23153510), (14390, 15140690), (16090, 13540990), (18820, 11576755), (23525, 9261404), (28780, 7570345), (32180, 6770495), (35975, 6056276), (40225, 5416396), (47050, 4630702), (71950, 3028138), (80450, 2708198), (94100, 2315351), (143900, 1514069), (160900, 1354099)]