313617100

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{12203}}^1$

素因数の和:12474

約数の個数: 36

約数和(自身を含む): 683253144

約数和(自身を除く): 369636044

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5140, 6425, 12203, 12850, 24406, 25700, 48812, 61015, 122030, 244060, 305075, 610150, 1220300, 3136171, 6272342, 12544684, 15680855, 31361710, 62723420, 78404275, 156808550, 313617100]

約数ペア:

[(1, 313617100), (2, 156808550), (4, 78404275), (5, 62723420), (10, 31361710), (20, 15680855), (25, 12544684), (50, 6272342), (100, 3136171), (257, 1220300), (514, 610150), (1028, 305075), (1285, 244060), (2570, 122030), (5140, 61015), (6425, 48812), (12203, 25700), (12850, 24406)]