209713360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3761}}^1$

素因数の和:3832

約数の個数: 80

約数和(自身を含む): 528997392

約数和(自身を除く): 319284032

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 3761, 5576, 6970, 7522, 11152, 13940, 15044, 18805, 27880, 30088, 37610, 55760, 60176, 63937, 75220, 127874, 150440, 154201, 255748, 300880, 308402, 319685, 511496, 616804, 639370, 771005, 1022992, 1233608, 1278740, 1542010, 2467216, 2557480, 2621417, 3084020, 5114960, 5242834, 6168040, 10485668, 12336080, 13107085, 20971336, 26214170, 41942672, 52428340, 104856680, 209713360]

約数ペア:

[(1, 209713360), (2, 104856680), (4, 52428340), (5, 41942672), (8, 26214170), (10, 20971336), (16, 13107085), (17, 12336080), (20, 10485668), (34, 6168040), (40, 5242834), (41, 5114960), (68, 3084020), (80, 2621417), (82, 2557480), (85, 2467216), (136, 1542010), (164, 1278740), (170, 1233608), (205, 1022992), (272, 771005), (328, 639370), (340, 616804), (410, 511496), (656, 319685), (680, 308402), (697, 300880), (820, 255748), (1360, 154201), (1394, 150440), (1640, 127874), (2788, 75220), (3280, 63937), (3485, 60176), (3761, 55760), (5576, 37610), (6970, 30088), (7522, 27880), (11152, 18805), (13940, 15044)]