100802560

素因数分解:

$2^{13}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 112

約数和(自身を含む): 254788416

約数和(自身を除く): 153985856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 107, 115, 128, 160, 184, 214, 230, 256, 320, 368, 428, 460, 512, 535, 640, 736, 856, 920, 1024, 1070, 1280, 1472, 1712, 1840, 2048, 2140, 2461, 2560, 2944, 3424, 3680, 4096, 4280, 4922, 5120, 5888, 6848, 7360, 8192, 8560, 9844, 10240, 11776, 12305, 13696, 14720, 17120, 19688, 20480, 23552, 24610, 27392, 29440, 34240, 39376, 40960, 47104, 49220, 54784, 58880, 68480, 78752, 94208, 98440, 109568, 117760, 136960, 157504, 188416, 196880, 219136, 235520, 273920, 315008, 393760, 438272, 471040, 547840, 630016, 787520, 876544, 942080, 1095680, 1260032, 1575040, 2191360, 2520064, 3150080, 4382720, 5040128, 6300160, 10080256, 12600320, 20160512, 25200640, 50401280, 100802560]

約数ペア:

[(1, 100802560), (2, 50401280), (4, 25200640), (5, 20160512), (8, 12600320), (10, 10080256), (16, 6300160), (20, 5040128), (23, 4382720), (32, 3150080), (40, 2520064), (46, 2191360), (64, 1575040), (80, 1260032), (92, 1095680), (107, 942080), (115, 876544), (128, 787520), (160, 630016), (184, 547840), (214, 471040), (230, 438272), (256, 393760), (320, 315008), (368, 273920), (428, 235520), (460, 219136), (512, 196880), (535, 188416), (640, 157504), (736, 136960), (856, 117760), (920, 109568), (1024, 98440), (1070, 94208), (1280, 78752), (1472, 68480), (1712, 58880), (1840, 54784), (2048, 49220), (2140, 47104), (2461, 40960), (2560, 39376), (2944, 34240), (3424, 29440), (3680, 27392), (4096, 24610), (4280, 23552), (4922, 20480), (5120, 19688), (5888, 17120), (6848, 14720), (7360, 13696), (8192, 12305), (8560, 11776), (9844, 10240)]