200975440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:988

約数の個数: 80

約数和(自身を含む): 485968896

約数和(自身を除く): 284993456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 142, 164, 205, 284, 328, 355, 410, 568, 656, 710, 820, 863, 1136, 1420, 1640, 1726, 2840, 2911, 3280, 3452, 4315, 5680, 5822, 6904, 8630, 11644, 13808, 14555, 17260, 23288, 29110, 34520, 35383, 46576, 58220, 61273, 69040, 70766, 116440, 122546, 141532, 176915, 232880, 245092, 283064, 306365, 353830, 490184, 566128, 612730, 707660, 980368, 1225460, 1415320, 2450920, 2512193, 2830640, 4901840, 5024386, 10048772, 12560965, 20097544, 25121930, 40195088, 50243860, 100487720, 200975440]

約数ペア:

[(1, 200975440), (2, 100487720), (4, 50243860), (5, 40195088), (8, 25121930), (10, 20097544), (16, 12560965), (20, 10048772), (40, 5024386), (41, 4901840), (71, 2830640), (80, 2512193), (82, 2450920), (142, 1415320), (164, 1225460), (205, 980368), (284, 707660), (328, 612730), (355, 566128), (410, 490184), (568, 353830), (656, 306365), (710, 283064), (820, 245092), (863, 232880), (1136, 176915), (1420, 141532), (1640, 122546), (1726, 116440), (2840, 70766), (2911, 69040), (3280, 61273), (3452, 58220), (4315, 46576), (5680, 35383), (5822, 34520), (6904, 29110), (8630, 23288), (11644, 17260), (13808, 14555)]