65185960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12253}}^1$

素因数の和:12290

約数の個数: 64

約数和(自身を含む): 176457600

約数和(自身を除く): 111271640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 12253, 24506, 49012, 61265, 85771, 98024, 122530, 171542, 232807, 245060, 343084, 428855, 465614, 490120, 686168, 857710, 931228, 1164035, 1629649, 1715420, 1862456, 2328070, 3259298, 3430840, 4656140, 6518596, 8148245, 9312280, 13037192, 16296490, 32592980, 65185960]

約数ペア:

[(1, 65185960), (2, 32592980), (4, 16296490), (5, 13037192), (7, 9312280), (8, 8148245), (10, 6518596), (14, 4656140), (19, 3430840), (20, 3259298), (28, 2328070), (35, 1862456), (38, 1715420), (40, 1629649), (56, 1164035), (70, 931228), (76, 857710), (95, 686168), (133, 490120), (140, 465614), (152, 428855), (190, 343084), (266, 245060), (280, 232807), (380, 171542), (532, 122530), (665, 98024), (760, 85771), (1064, 61265), (1330, 49012), (2660, 24506), (5320, 12253)]