200918800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{21839}}^1$

素因数の和:21880

約数の個数: 60

約数和(自身を含む): 503717760

約数和(自身を除く): 302798960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200, 21839, 43678, 87356, 109195, 174712, 218390, 349424, 436780, 502297, 545975, 873560, 1004594, 1091950, 1747120, 2009188, 2183900, 2511485, 4018376, 4367800, 5022970, 8036752, 8735600, 10045940, 12557425, 20091880, 25114850, 40183760, 50229700, 100459400, 200918800]

約数ペア:

[(1, 200918800), (2, 100459400), (4, 50229700), (5, 40183760), (8, 25114850), (10, 20091880), (16, 12557425), (20, 10045940), (23, 8735600), (25, 8036752), (40, 5022970), (46, 4367800), (50, 4018376), (80, 2511485), (92, 2183900), (100, 2009188), (115, 1747120), (184, 1091950), (200, 1004594), (230, 873560), (368, 545975), (400, 502297), (460, 436780), (575, 349424), (920, 218390), (1150, 174712), (1840, 109195), (2300, 87356), (4600, 43678), (9200, 21839)]