1256038612655

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1\times {\mathrm{911}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 1578877747200

約数和(自身を除く): 322839134545

約数列:

[1, 5, 59, 67, 79, 295, 335, 395, 883, 911, 3953, 4415, 4555, 4661, 5293, 19765, 23305, 26465, 52097, 53749, 59161, 61037, 69757, 71969, 260485, 268745, 295805, 305185, 312287, 348785, 359845, 804413, 1561435, 3490499, 3601183, 4022065, 4115663, 4246171, 4673719, 4821923, 17452495, 18005915, 20578315, 21230855, 23368595, 24109615, 47460367, 53895671, 63548627, 237301835, 269478355, 275749421, 284493457, 317743135, 1378747105, 1422467285, 3179844589, 3749368993, 4257758009, 15899222945, 18746844965, 21288790045, 251207722531, 1256038612655]

約数ペア:

[(1, 1256038612655), (5, 251207722531), (59, 21288790045), (67, 18746844965), (79, 15899222945), (295, 4257758009), (335, 3749368993), (395, 3179844589), (883, 1422467285), (911, 1378747105), (3953, 317743135), (4415, 284493457), (4555, 275749421), (4661, 269478355), (5293, 237301835), (19765, 63548627), (23305, 53895671), (26465, 47460367), (52097, 24109615), (53749, 23368595), (59161, 21230855), (61037, 20578315), (69757, 18005915), (71969, 17452495), (260485, 4821923), (268745, 4673719), (295805, 4246171), (305185, 4115663), (312287, 4022065), (348785, 3601183), (359845, 3490499), (804413, 1561435)]