210005211248

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4457}}^1\times {\mathrm{8951}}^1$

素因数の和:13470

約数の個数: 80

約数和(自身を含む): 475065022464

約数和(自身を除く): 265059811216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 4457, 5264, 8914, 8951, 17828, 17902, 31199, 35656, 35804, 62398, 62657, 71312, 71608, 124796, 125314, 143216, 209479, 249592, 250628, 418958, 420697, 499184, 501256, 837916, 841394, 1002512, 1466353, 1675832, 1682788, 2932706, 2944879, 3351664, 3365576, 5865412, 5889758, 6731152, 11730824, 11779516, 23461648, 23559032, 39894607, 47118064, 79789214, 159578428, 279262249, 319156856, 558524498, 638313712, 1117048996, 1875046529, 2234097992, 3750093058, 4468195984, 7500186116, 13125325703, 15000372232, 26250651406, 30000744464, 52501302812, 105002605624, 210005211248]

約数ペア:

[(1, 210005211248), (2, 105002605624), (4, 52501302812), (7, 30000744464), (8, 26250651406), (14, 15000372232), (16, 13125325703), (28, 7500186116), (47, 4468195984), (56, 3750093058), (94, 2234097992), (112, 1875046529), (188, 1117048996), (329, 638313712), (376, 558524498), (658, 319156856), (752, 279262249), (1316, 159578428), (2632, 79789214), (4457, 47118064), (5264, 39894607), (8914, 23559032), (8951, 23461648), (17828, 11779516), (17902, 11730824), (31199, 6731152), (35656, 5889758), (35804, 5865412), (62398, 3365576), (62657, 3351664), (71312, 2944879), (71608, 2932706), (124796, 1682788), (125314, 1675832), (143216, 1466353), (209479, 1002512), (249592, 841394), (250628, 837916), (418958, 501256), (420697, 499184)]