51428624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2549}}^1$

素因数の和:2667

約数の個数: 40

約数和(自身を含む): 108456600

約数和(自身を除く): 57027976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 2549, 5044, 5098, 10088, 10196, 20176, 20392, 33137, 40784, 66274, 132548, 247253, 265096, 494506, 530192, 989012, 1978024, 3214289, 3956048, 6428578, 12857156, 25714312, 51428624]

約数ペア:

[(1, 51428624), (2, 25714312), (4, 12857156), (8, 6428578), (13, 3956048), (16, 3214289), (26, 1978024), (52, 989012), (97, 530192), (104, 494506), (194, 265096), (208, 247253), (388, 132548), (776, 66274), (1261, 40784), (1552, 33137), (2522, 20392), (2549, 20176), (5044, 10196), (5098, 10088)]