103439980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1789}}^1$

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 257115600

約数和(自身を除く): 153675620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1180, 1652, 1789, 2065, 2891, 3578, 4130, 5782, 7156, 8260, 8945, 11564, 12523, 14455, 17890, 25046, 28910, 35780, 50092, 57820, 62615, 87661, 105551, 125230, 175322, 211102, 250460, 350644, 422204, 438305, 527755, 738857, 876610, 1055510, 1477714, 1753220, 2111020, 2955428, 3694285, 5171999, 7388570, 10343998, 14777140, 20687996, 25859995, 51719990, 103439980]

約数ペア:

[(1, 103439980), (2, 51719990), (4, 25859995), (5, 20687996), (7, 14777140), (10, 10343998), (14, 7388570), (20, 5171999), (28, 3694285), (35, 2955428), (49, 2111020), (59, 1753220), (70, 1477714), (98, 1055510), (118, 876610), (140, 738857), (196, 527755), (236, 438305), (245, 422204), (295, 350644), (413, 250460), (490, 211102), (590, 175322), (826, 125230), (980, 105551), (1180, 87661), (1652, 62615), (1789, 57820), (2065, 50092), (2891, 35780), (3578, 28910), (4130, 25046), (5782, 17890), (7156, 14455), (8260, 12523), (8945, 11564)]