55710800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 142074240

約数和(自身を除く): 86363440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 43, 50, 79, 80, 82, 86, 100, 158, 164, 172, 200, 205, 215, 316, 328, 344, 395, 400, 410, 430, 632, 656, 688, 790, 820, 860, 1025, 1075, 1264, 1580, 1640, 1720, 1763, 1975, 2050, 2150, 3160, 3239, 3280, 3397, 3440, 3526, 3950, 4100, 4300, 6320, 6478, 6794, 7052, 7900, 8200, 8600, 8815, 12956, 13588, 14104, 15800, 16195, 16400, 16985, 17200, 17630, 25912, 27176, 28208, 31600, 32390, 33970, 35260, 44075, 51824, 54352, 64780, 67940, 70520, 80975, 84925, 88150, 129560, 135880, 139277, 141040, 161950, 169850, 176300, 259120, 271760, 278554, 323900, 339700, 352600, 557108, 647800, 679400, 696385, 705200, 1114216, 1295600, 1358800, 1392770, 2228432, 2785540, 3481925, 5571080, 6963850, 11142160, 13927700, 27855400, 55710800]

約数ペア:

[(1, 55710800), (2, 27855400), (4, 13927700), (5, 11142160), (8, 6963850), (10, 5571080), (16, 3481925), (20, 2785540), (25, 2228432), (40, 1392770), (41, 1358800), (43, 1295600), (50, 1114216), (79, 705200), (80, 696385), (82, 679400), (86, 647800), (100, 557108), (158, 352600), (164, 339700), (172, 323900), (200, 278554), (205, 271760), (215, 259120), (316, 176300), (328, 169850), (344, 161950), (395, 141040), (400, 139277), (410, 135880), (430, 129560), (632, 88150), (656, 84925), (688, 80975), (790, 70520), (820, 67940), (860, 64780), (1025, 54352), (1075, 51824), (1264, 44075), (1580, 35260), (1640, 33970), (1720, 32390), (1763, 31600), (1975, 28208), (2050, 27176), (2150, 25912), (3160, 17630), (3239, 17200), (3280, 16985), (3397, 16400), (3440, 16195), (3526, 15800), (3950, 14104), (4100, 13588), (4300, 12956), (6320, 8815), (6478, 8600), (6794, 8200), (7052, 7900)]