780674128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197539}}^1$

素因数の和:197579

約数の個数: 40

約数和(自身を含む): 1714647200

約数和(自身を除く): 933973072

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 197539, 395078, 790156, 1580312, 2568007, 3160624, 3753241, 5136014, 7506482, 10272028, 15012964, 20544056, 30025928, 41088112, 48792133, 60051856, 97584266, 195168532, 390337064, 780674128]

約数ペア:

[(1, 780674128), (2, 390337064), (4, 195168532), (8, 97584266), (13, 60051856), (16, 48792133), (19, 41088112), (26, 30025928), (38, 20544056), (52, 15012964), (76, 10272028), (104, 7506482), (152, 5136014), (208, 3753241), (247, 3160624), (304, 2568007), (494, 1580312), (988, 790156), (1976, 395078), (3952, 197539)]