55900400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 142996800

約数和(自身を除く): 87096400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 61, 79, 80, 100, 116, 122, 145, 158, 200, 232, 244, 290, 305, 316, 395, 400, 464, 488, 580, 610, 632, 725, 790, 976, 1160, 1220, 1264, 1450, 1525, 1580, 1769, 1975, 2291, 2320, 2440, 2900, 3050, 3160, 3538, 3950, 4582, 4819, 4880, 5800, 6100, 6320, 7076, 7900, 8845, 9164, 9638, 11455, 11600, 12200, 14152, 15800, 17690, 18328, 19276, 22910, 24095, 24400, 28304, 31600, 35380, 36656, 38552, 44225, 45820, 48190, 57275, 70760, 77104, 88450, 91640, 96380, 114550, 120475, 139751, 141520, 176900, 183280, 192760, 229100, 240950, 279502, 353800, 385520, 458200, 481900, 559004, 698755, 707600, 916400, 963800, 1118008, 1397510, 1927600, 2236016, 2795020, 3493775, 5590040, 6987550, 11180080, 13975100, 27950200, 55900400]

約数ペア:

[(1, 55900400), (2, 27950200), (4, 13975100), (5, 11180080), (8, 6987550), (10, 5590040), (16, 3493775), (20, 2795020), (25, 2236016), (29, 1927600), (40, 1397510), (50, 1118008), (58, 963800), (61, 916400), (79, 707600), (80, 698755), (100, 559004), (116, 481900), (122, 458200), (145, 385520), (158, 353800), (200, 279502), (232, 240950), (244, 229100), (290, 192760), (305, 183280), (316, 176900), (395, 141520), (400, 139751), (464, 120475), (488, 114550), (580, 96380), (610, 91640), (632, 88450), (725, 77104), (790, 70760), (976, 57275), (1160, 48190), (1220, 45820), (1264, 44225), (1450, 38552), (1525, 36656), (1580, 35380), (1769, 31600), (1975, 28304), (2291, 24400), (2320, 24095), (2440, 22910), (2900, 19276), (3050, 18328), (3160, 17690), (3538, 15800), (3950, 14152), (4582, 12200), (4819, 11600), (4880, 11455), (5800, 9638), (6100, 9164), (6320, 8845), (7076, 7900)]