859330400

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{13597}}^1$

素因数の和:13696

約数の個数: 72

約数和(自身を含む): 2124551520

約数和(自身を除く): 1265221120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 632, 790, 800, 1264, 1580, 1975, 2528, 3160, 3950, 6320, 7900, 12640, 13597, 15800, 27194, 31600, 54388, 63200, 67985, 108776, 135970, 217552, 271940, 339925, 435104, 543880, 679850, 1074163, 1087760, 1359700, 2148326, 2175520, 2719400, 4296652, 5370815, 5438800, 8593304, 10741630, 10877600, 17186608, 21483260, 26854075, 34373216, 42966520, 53708150, 85933040, 107416300, 171866080, 214832600, 429665200, 859330400]

約数ペア:

[(1, 859330400), (2, 429665200), (4, 214832600), (5, 171866080), (8, 107416300), (10, 85933040), (16, 53708150), (20, 42966520), (25, 34373216), (32, 26854075), (40, 21483260), (50, 17186608), (79, 10877600), (80, 10741630), (100, 8593304), (158, 5438800), (160, 5370815), (200, 4296652), (316, 2719400), (395, 2175520), (400, 2148326), (632, 1359700), (790, 1087760), (800, 1074163), (1264, 679850), (1580, 543880), (1975, 435104), (2528, 339925), (3160, 271940), (3950, 217552), (6320, 135970), (7900, 108776), (12640, 67985), (13597, 63200), (15800, 54388), (27194, 31600)]