68587520

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 104

約数和(自身を含む): 175156344

約数和(自身を除く): 106568824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 197, 256, 272, 320, 340, 394, 512, 544, 640, 680, 788, 985, 1024, 1088, 1280, 1360, 1576, 1970, 2048, 2176, 2560, 2720, 3152, 3349, 3940, 4096, 4352, 5120, 5440, 6304, 6698, 7880, 8704, 10240, 10880, 12608, 13396, 15760, 16745, 17408, 20480, 21760, 25216, 26792, 31520, 33490, 34816, 43520, 50432, 53584, 63040, 66980, 69632, 87040, 100864, 107168, 126080, 133960, 174080, 201728, 214336, 252160, 267920, 348160, 403456, 428672, 504320, 535840, 806912, 857344, 1008640, 1071680, 1714688, 2017280, 2143360, 3429376, 4034560, 4286720, 6858752, 8573440, 13717504, 17146880, 34293760, 68587520]

約数ペア:

[(1, 68587520), (2, 34293760), (4, 17146880), (5, 13717504), (8, 8573440), (10, 6858752), (16, 4286720), (17, 4034560), (20, 3429376), (32, 2143360), (34, 2017280), (40, 1714688), (64, 1071680), (68, 1008640), (80, 857344), (85, 806912), (128, 535840), (136, 504320), (160, 428672), (170, 403456), (197, 348160), (256, 267920), (272, 252160), (320, 214336), (340, 201728), (394, 174080), (512, 133960), (544, 126080), (640, 107168), (680, 100864), (788, 87040), (985, 69632), (1024, 66980), (1088, 63040), (1280, 53584), (1360, 50432), (1576, 43520), (1970, 34816), (2048, 33490), (2176, 31520), (2560, 26792), (2720, 25216), (3152, 21760), (3349, 20480), (3940, 17408), (4096, 16745), (4352, 15760), (5120, 13396), (5440, 12608), (6304, 10880), (6698, 10240), (7880, 8704)]