127608400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 120

約数和(自身を含む): 325479168

約数和(自身を除く): 197870768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 155, 164, 200, 205, 248, 251, 310, 328, 400, 410, 496, 502, 620, 656, 775, 820, 1004, 1025, 1240, 1255, 1271, 1550, 1640, 2008, 2050, 2480, 2510, 2542, 3100, 3280, 4016, 4100, 5020, 5084, 6200, 6275, 6355, 7781, 8200, 10040, 10168, 10291, 12400, 12550, 12710, 15562, 16400, 20080, 20336, 20582, 25100, 25420, 31124, 31775, 38905, 41164, 50200, 50840, 51455, 62248, 63550, 77810, 82328, 100400, 101680, 102910, 124496, 127100, 155620, 164656, 194525, 205820, 254200, 257275, 311240, 319021, 389050, 411640, 508400, 514550, 622480, 638042, 778100, 823280, 1029100, 1276084, 1556200, 1595105, 2058200, 2552168, 3112400, 3190210, 4116400, 5104336, 6380420, 7975525, 12760840, 15951050, 25521680, 31902100, 63804200, 127608400]

約数ペア:

[(1, 127608400), (2, 63804200), (4, 31902100), (5, 25521680), (8, 15951050), (10, 12760840), (16, 7975525), (20, 6380420), (25, 5104336), (31, 4116400), (40, 3190210), (41, 3112400), (50, 2552168), (62, 2058200), (80, 1595105), (82, 1556200), (100, 1276084), (124, 1029100), (155, 823280), (164, 778100), (200, 638042), (205, 622480), (248, 514550), (251, 508400), (310, 411640), (328, 389050), (400, 319021), (410, 311240), (496, 257275), (502, 254200), (620, 205820), (656, 194525), (775, 164656), (820, 155620), (1004, 127100), (1025, 124496), (1240, 102910), (1255, 101680), (1271, 100400), (1550, 82328), (1640, 77810), (2008, 63550), (2050, 62248), (2480, 51455), (2510, 50840), (2542, 50200), (3100, 41164), (3280, 38905), (4016, 31775), (4100, 31124), (5020, 25420), (5084, 25100), (6200, 20582), (6275, 20336), (6355, 20080), (7781, 16400), (8200, 15562), (10040, 12710), (10168, 12550), (10291, 12400)]