635942060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{78901}}^1$

素因数の和:78954

約数の個数: 48

約数和(自身を含む): 1484620032

約数和(自身を除く): 848677972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 78901, 157802, 315604, 394505, 789010, 1025713, 1578020, 2051426, 2445931, 4102852, 4891862, 5128565, 9783724, 10257130, 12229655, 20514260, 24459310, 31797103, 48918620, 63594206, 127188412, 158985515, 317971030, 635942060]

約数ペア:

[(1, 635942060), (2, 317971030), (4, 158985515), (5, 127188412), (10, 63594206), (13, 48918620), (20, 31797103), (26, 24459310), (31, 20514260), (52, 12229655), (62, 10257130), (65, 9783724), (124, 5128565), (130, 4891862), (155, 4102852), (260, 2445931), (310, 2051426), (403, 1578020), (620, 1025713), (806, 789010), (1612, 394505), (2015, 315604), (4030, 157802), (8060, 78901)]