80618640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3463}}^1$

素因数の和:3576

約数の個数: 80

約数和(自身を含む): 252567168

約数和(自身を除く): 171948528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3463, 3880, 4656, 5820, 6926, 7760, 10389, 11640, 13852, 17315, 20778, 23280, 27704, 34630, 41556, 51945, 55408, 69260, 83112, 103890, 138520, 166224, 207780, 277040, 335911, 415560, 671822, 831120, 1007733, 1343644, 1679555, 2015466, 2687288, 3359110, 4030932, 5038665, 5374576, 6718220, 8061864, 10077330, 13436440, 16123728, 20154660, 26872880, 40309320, 80618640]

約数ペア:

[(1, 80618640), (2, 40309320), (3, 26872880), (4, 20154660), (5, 16123728), (6, 13436440), (8, 10077330), (10, 8061864), (12, 6718220), (15, 5374576), (16, 5038665), (20, 4030932), (24, 3359110), (30, 2687288), (40, 2015466), (48, 1679555), (60, 1343644), (80, 1007733), (97, 831120), (120, 671822), (194, 415560), (240, 335911), (291, 277040), (388, 207780), (485, 166224), (582, 138520), (776, 103890), (970, 83112), (1164, 69260), (1455, 55408), (1552, 51945), (1940, 41556), (2328, 34630), (2910, 27704), (3463, 23280), (3880, 20778), (4656, 17315), (5820, 13852), (6926, 11640), (7760, 10389)]