201551360

素因数分解:

$2^9\times 5^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:755

約数の個数: 80

約数和(自身を含む): 487750032

約数和(自身を除く): 286198672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 512, 524, 601, 640, 655, 1048, 1202, 1280, 1310, 2096, 2404, 2560, 2620, 3005, 4192, 4808, 5240, 6010, 8384, 9616, 10480, 12020, 16768, 19232, 20960, 24040, 33536, 38464, 41920, 48080, 67072, 76928, 78731, 83840, 96160, 153856, 157462, 167680, 192320, 307712, 314924, 335360, 384640, 393655, 629848, 769280, 787310, 1259696, 1538560, 1574620, 2519392, 3149240, 5038784, 6298480, 10077568, 12596960, 20155136, 25193920, 40310272, 50387840, 100775680, 201551360]

約数ペア:

[(1, 201551360), (2, 100775680), (4, 50387840), (5, 40310272), (8, 25193920), (10, 20155136), (16, 12596960), (20, 10077568), (32, 6298480), (40, 5038784), (64, 3149240), (80, 2519392), (128, 1574620), (131, 1538560), (160, 1259696), (256, 787310), (262, 769280), (320, 629848), (512, 393655), (524, 384640), (601, 335360), (640, 314924), (655, 307712), (1048, 192320), (1202, 167680), (1280, 157462), (1310, 153856), (2096, 96160), (2404, 83840), (2560, 78731), (2620, 76928), (3005, 67072), (4192, 48080), (4808, 41920), (5240, 38464), (6010, 33536), (8384, 24040), (9616, 20960), (10480, 19232), (12020, 16768)]