13468520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 33264000

約数和(自身を除く): 19795480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 439, 472, 520, 590, 767, 878, 1180, 1534, 1756, 2195, 2360, 3068, 3512, 3835, 4390, 5707, 6136, 7670, 8780, 11414, 15340, 17560, 22828, 25901, 28535, 30680, 45656, 51802, 57070, 103604, 114140, 129505, 207208, 228280, 259010, 336713, 518020, 673426, 1036040, 1346852, 1683565, 2693704, 3367130, 6734260, 13468520]

約数ペア:

[(1, 13468520), (2, 6734260), (4, 3367130), (5, 2693704), (8, 1683565), (10, 1346852), (13, 1036040), (20, 673426), (26, 518020), (40, 336713), (52, 259010), (59, 228280), (65, 207208), (104, 129505), (118, 114140), (130, 103604), (236, 57070), (260, 51802), (295, 45656), (439, 30680), (472, 28535), (520, 25901), (590, 22828), (767, 17560), (878, 15340), (1180, 11414), (1534, 8780), (1756, 7670), (2195, 6136), (2360, 5707), (3068, 4390), (3512, 3835)]