49808440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 126690480

約数和(自身を除く): 76882040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 121, 164, 205, 220, 242, 251, 328, 410, 440, 451, 484, 502, 605, 820, 902, 968, 1004, 1210, 1255, 1640, 1804, 2008, 2255, 2420, 2510, 2761, 3608, 4510, 4840, 4961, 5020, 5522, 9020, 9922, 10040, 10291, 11044, 13805, 18040, 19844, 20582, 22088, 24805, 27610, 30371, 39688, 41164, 49610, 51455, 55220, 60742, 82328, 99220, 102910, 110440, 113201, 121484, 151855, 198440, 205820, 226402, 242968, 303710, 411640, 452804, 566005, 607420, 905608, 1132010, 1214840, 1245211, 2264020, 2490422, 4528040, 4980844, 6226055, 9961688, 12452110, 24904220, 49808440]

約数ペア:

[(1, 49808440), (2, 24904220), (4, 12452110), (5, 9961688), (8, 6226055), (10, 4980844), (11, 4528040), (20, 2490422), (22, 2264020), (40, 1245211), (41, 1214840), (44, 1132010), (55, 905608), (82, 607420), (88, 566005), (110, 452804), (121, 411640), (164, 303710), (205, 242968), (220, 226402), (242, 205820), (251, 198440), (328, 151855), (410, 121484), (440, 113201), (451, 110440), (484, 102910), (502, 99220), (605, 82328), (820, 60742), (902, 55220), (968, 51455), (1004, 49610), (1210, 41164), (1255, 39688), (1640, 30371), (1804, 27610), (2008, 24805), (2255, 22088), (2420, 20582), (2510, 19844), (2761, 18040), (3608, 13805), (4510, 11044), (4840, 10291), (4961, 10040), (5020, 9922), (5522, 9020)]