49908404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 110678400

約数和(自身を除く): 60769996

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 169, 182, 199, 212, 338, 364, 371, 398, 676, 689, 742, 796, 1183, 1378, 1393, 1484, 2366, 2587, 2756, 2786, 4732, 4823, 5174, 5572, 8957, 9646, 10348, 10547, 17914, 18109, 19292, 21094, 33631, 35828, 36218, 42188, 62699, 67262, 72436, 73829, 125398, 134524, 137111, 147658, 235417, 250796, 274222, 295316, 470834, 548444, 941668, 959777, 1782443, 1919554, 3564886, 3839108, 7129772, 12477101, 24954202, 49908404]

約数ペア:

[(1, 49908404), (2, 24954202), (4, 12477101), (7, 7129772), (13, 3839108), (14, 3564886), (26, 1919554), (28, 1782443), (52, 959777), (53, 941668), (91, 548444), (106, 470834), (169, 295316), (182, 274222), (199, 250796), (212, 235417), (338, 147658), (364, 137111), (371, 134524), (398, 125398), (676, 73829), (689, 72436), (742, 67262), (796, 62699), (1183, 42188), (1378, 36218), (1393, 35828), (1484, 33631), (2366, 21094), (2587, 19292), (2756, 18109), (2786, 17914), (4732, 10547), (4823, 10348), (5174, 9646), (5572, 8957)]