68041520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:358

約数の個数: 80

約数和(自身を含む): 164656128

約数和(自身を除く): 96614608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 127, 148, 181, 185, 254, 296, 362, 370, 508, 592, 635, 724, 740, 905, 1016, 1270, 1448, 1480, 1810, 2032, 2540, 2896, 2960, 3620, 4699, 5080, 6697, 7240, 9398, 10160, 13394, 14480, 18796, 22987, 23495, 26788, 33485, 37592, 45974, 46990, 53576, 66970, 75184, 91948, 93980, 107152, 114935, 133940, 183896, 187960, 229870, 267880, 367792, 375920, 459740, 535760, 850519, 919480, 1701038, 1838960, 3402076, 4252595, 6804152, 8505190, 13608304, 17010380, 34020760, 68041520]

約数ペア:

[(1, 68041520), (2, 34020760), (4, 17010380), (5, 13608304), (8, 8505190), (10, 6804152), (16, 4252595), (20, 3402076), (37, 1838960), (40, 1701038), (74, 919480), (80, 850519), (127, 535760), (148, 459740), (181, 375920), (185, 367792), (254, 267880), (296, 229870), (362, 187960), (370, 183896), (508, 133940), (592, 114935), (635, 107152), (724, 93980), (740, 91948), (905, 75184), (1016, 66970), (1270, 53576), (1448, 46990), (1480, 45974), (1810, 37592), (2032, 33485), (2540, 26788), (2896, 23495), (2960, 22987), (3620, 18796), (4699, 14480), (5080, 13394), (6697, 10160), (7240, 9398)]