202908400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 511467264

約数和(自身を除く): 308558864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 47, 50, 80, 86, 94, 100, 172, 188, 200, 215, 235, 251, 344, 376, 400, 430, 470, 502, 688, 752, 860, 940, 1004, 1075, 1175, 1255, 1720, 1880, 2008, 2021, 2150, 2350, 2510, 3440, 3760, 4016, 4042, 4300, 4700, 5020, 6275, 8084, 8600, 9400, 10040, 10105, 10793, 11797, 12550, 16168, 17200, 18800, 20080, 20210, 21586, 23594, 25100, 32336, 40420, 43172, 47188, 50200, 50525, 53965, 58985, 80840, 86344, 94376, 100400, 101050, 107930, 117970, 161680, 172688, 188752, 202100, 215860, 235940, 269825, 294925, 404200, 431720, 471880, 507271, 539650, 589850, 808400, 863440, 943760, 1014542, 1079300, 1179700, 2029084, 2158600, 2359400, 2536355, 4058168, 4317200, 4718800, 5072710, 8116336, 10145420, 12681775, 20290840, 25363550, 40581680, 50727100, 101454200, 202908400]

約数ペア:

[(1, 202908400), (2, 101454200), (4, 50727100), (5, 40581680), (8, 25363550), (10, 20290840), (16, 12681775), (20, 10145420), (25, 8116336), (40, 5072710), (43, 4718800), (47, 4317200), (50, 4058168), (80, 2536355), (86, 2359400), (94, 2158600), (100, 2029084), (172, 1179700), (188, 1079300), (200, 1014542), (215, 943760), (235, 863440), (251, 808400), (344, 589850), (376, 539650), (400, 507271), (430, 471880), (470, 431720), (502, 404200), (688, 294925), (752, 269825), (860, 235940), (940, 215860), (1004, 202100), (1075, 188752), (1175, 172688), (1255, 161680), (1720, 117970), (1880, 107930), (2008, 101050), (2021, 100400), (2150, 94376), (2350, 86344), (2510, 80840), (3440, 58985), (3760, 53965), (4016, 50525), (4042, 50200), (4300, 47188), (4700, 43172), (5020, 40420), (6275, 32336), (8084, 25100), (8600, 23594), (9400, 21586), (10040, 20210), (10105, 20080), (10793, 18800), (11797, 17200), (12550, 16168)]