131348480

素因数分解:

$2^{11}\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 320785920

約数和(自身を除く): 189437440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 127, 128, 160, 202, 254, 256, 320, 404, 505, 508, 512, 635, 640, 808, 1010, 1016, 1024, 1270, 1280, 1616, 2020, 2032, 2048, 2540, 2560, 3232, 4040, 4064, 5080, 5120, 6464, 8080, 8128, 10160, 10240, 12827, 12928, 16160, 16256, 20320, 25654, 25856, 32320, 32512, 40640, 51308, 51712, 64135, 64640, 65024, 81280, 102616, 103424, 128270, 129280, 130048, 162560, 205232, 206848, 256540, 258560, 260096, 325120, 410464, 513080, 517120, 650240, 820928, 1026160, 1034240, 1300480, 1641856, 2052320, 3283712, 4104640, 6567424, 8209280, 13134848, 16418560, 26269696, 32837120, 65674240, 131348480]

約数ペア:

[(1, 131348480), (2, 65674240), (4, 32837120), (5, 26269696), (8, 16418560), (10, 13134848), (16, 8209280), (20, 6567424), (32, 4104640), (40, 3283712), (64, 2052320), (80, 1641856), (101, 1300480), (127, 1034240), (128, 1026160), (160, 820928), (202, 650240), (254, 517120), (256, 513080), (320, 410464), (404, 325120), (505, 260096), (508, 258560), (512, 256540), (635, 206848), (640, 205232), (808, 162560), (1010, 130048), (1016, 129280), (1024, 128270), (1270, 103424), (1280, 102616), (1616, 81280), (2020, 65024), (2032, 64640), (2048, 64135), (2540, 51712), (2560, 51308), (3232, 40640), (4040, 32512), (4064, 32320), (5080, 25856), (5120, 25654), (6464, 20320), (8080, 16256), (8128, 16160), (10160, 12928), (10240, 12827)]