131051180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8263}}^1$

素因数の和:8346

約数の個数: 48

約数和(自身を含む): 301272384

約数和(自身を除く): 170221204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 8263, 15860, 16526, 33052, 41315, 82630, 107419, 165260, 214838, 429676, 504043, 537095, 1008086, 1074190, 2016172, 2148380, 2520215, 5040430, 6552559, 10080860, 13105118, 26210236, 32762795, 65525590, 131051180]

約数ペア:

[(1, 131051180), (2, 65525590), (4, 32762795), (5, 26210236), (10, 13105118), (13, 10080860), (20, 6552559), (26, 5040430), (52, 2520215), (61, 2148380), (65, 2016172), (122, 1074190), (130, 1008086), (244, 537095), (260, 504043), (305, 429676), (610, 214838), (793, 165260), (1220, 107419), (1586, 82630), (3172, 41315), (3965, 33052), (7930, 16526), (8263, 15860)]