64640412

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 167587056

約数和(自身を除く): 102946644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 107, 173, 194, 214, 291, 321, 346, 388, 428, 519, 582, 642, 692, 873, 963, 1038, 1164, 1284, 1557, 1746, 1926, 2076, 3114, 3492, 3852, 6228, 10379, 16781, 18511, 20758, 31137, 33562, 37022, 41516, 50343, 55533, 62274, 67124, 74044, 93411, 100686, 111066, 124548, 151029, 166599, 186822, 201372, 222132, 302058, 333198, 373644, 604116, 666396, 1795567, 3591134, 5386701, 7182268, 10773402, 16160103, 21546804, 32320206, 64640412]

約数ペア:

[(1, 64640412), (2, 32320206), (3, 21546804), (4, 16160103), (6, 10773402), (9, 7182268), (12, 5386701), (18, 3591134), (36, 1795567), (97, 666396), (107, 604116), (173, 373644), (194, 333198), (214, 302058), (291, 222132), (321, 201372), (346, 186822), (388, 166599), (428, 151029), (519, 124548), (582, 111066), (642, 100686), (692, 93411), (873, 74044), (963, 67124), (1038, 62274), (1164, 55533), (1284, 50343), (1557, 41516), (1746, 37022), (1926, 33562), (2076, 31137), (3114, 20758), (3492, 18511), (3852, 16781), (6228, 10379)]