13428250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 28978560

約数和(自身を除く): 15550310

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 257, 275, 418, 475, 514, 550, 950, 1045, 1285, 1375, 2090, 2375, 2570, 2750, 2827, 4750, 4883, 5225, 5654, 6425, 9766, 10450, 12850, 14135, 24415, 26125, 28270, 32125, 48830, 52250, 53713, 64250, 70675, 107426, 122075, 141350, 244150, 268565, 353375, 537130, 610375, 706750, 1220750, 1342825, 2685650, 6714125, 13428250]

約数ペア:

[(1, 13428250), (2, 6714125), (5, 2685650), (10, 1342825), (11, 1220750), (19, 706750), (22, 610375), (25, 537130), (38, 353375), (50, 268565), (55, 244150), (95, 141350), (110, 122075), (125, 107426), (190, 70675), (209, 64250), (250, 53713), (257, 52250), (275, 48830), (418, 32125), (475, 28270), (514, 26125), (550, 24415), (950, 14135), (1045, 12850), (1285, 10450), (1375, 9766), (2090, 6425), (2375, 5654), (2570, 5225), (2750, 4883), (2827, 4750)]