103465460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1581

約数の個数: 72

約数和(自身を含む): 256483584

約数和(自身を除く): 153018124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1487, 1988, 2485, 2974, 3479, 4970, 5948, 6958, 7435, 9940, 10409, 13916, 14870, 17395, 20818, 29740, 34790, 41636, 52045, 69580, 72863, 104090, 105577, 145726, 208180, 211154, 291452, 364315, 422308, 527885, 728630, 739039, 1055770, 1457260, 1478078, 2111540, 2956156, 3695195, 5173273, 7390390, 10346546, 14780780, 20693092, 25866365, 51732730, 103465460]

約数ペア:

[(1, 103465460), (2, 51732730), (4, 25866365), (5, 20693092), (7, 14780780), (10, 10346546), (14, 7390390), (20, 5173273), (28, 3695195), (35, 2956156), (49, 2111540), (70, 1478078), (71, 1457260), (98, 1055770), (140, 739039), (142, 728630), (196, 527885), (245, 422308), (284, 364315), (355, 291452), (490, 211154), (497, 208180), (710, 145726), (980, 105577), (994, 104090), (1420, 72863), (1487, 69580), (1988, 52045), (2485, 41636), (2974, 34790), (3479, 29740), (4970, 20818), (5948, 17395), (6958, 14870), (7435, 13916), (9940, 10409)]