25477480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4789}}^1$

素因数の和:4826

約数の個数: 64

約数和(自身を含む): 68976000

約数和(自身を除く): 43498520

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, 4789, 5320, 9578, 19156, 23945, 33523, 38312, 47890, 67046, 90991, 95780, 134092, 167615, 181982, 191560, 268184, 335230, 363964, 454955, 636937, 670460, 727928, 909910, 1273874, 1340920, 1819820, 2547748, 3184685, 3639640, 5095496, 6369370, 12738740, 25477480]

約数ペア:

[(1, 25477480), (2, 12738740), (4, 6369370), (5, 5095496), (7, 3639640), (8, 3184685), (10, 2547748), (14, 1819820), (19, 1340920), (20, 1273874), (28, 909910), (35, 727928), (38, 670460), (40, 636937), (56, 454955), (70, 363964), (76, 335230), (95, 268184), (133, 191560), (140, 181982), (152, 167615), (190, 134092), (266, 95780), (280, 90991), (380, 67046), (532, 47890), (665, 38312), (760, 33523), (1064, 23945), (1330, 19156), (2660, 9578), (4789, 5320)]