139456122880

素因数分解:

$2^{12}\times 5^1\times {\mathrm{401}}^1\times {\mathrm{16981}}^1$

素因数の和:17411

約数の個数: 104

約数和(自身を含む): 335508143544

約数和(自身を除く): 196052020664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 401, 512, 640, 802, 1024, 1280, 1604, 2005, 2048, 2560, 3208, 4010, 4096, 5120, 6416, 8020, 10240, 12832, 16040, 16981, 20480, 25664, 32080, 33962, 51328, 64160, 67924, 84905, 102656, 128320, 135848, 169810, 205312, 256640, 271696, 339620, 410624, 513280, 543392, 679240, 821248, 1026560, 1086784, 1358480, 1642496, 2053120, 2173568, 2716960, 4106240, 4347136, 5433920, 6809381, 8212480, 8694272, 10867840, 13618762, 17388544, 21735680, 27237524, 34046905, 34777088, 43471360, 54475048, 68093810, 69554176, 86942720, 108950096, 136187620, 173885440, 217900192, 272375240, 347770880, 435800384, 544750480, 871600768, 1089500960, 1743201536, 2179001920, 3486403072, 4358003840, 6972806144, 8716007680, 13945612288, 17432015360, 27891224576, 34864030720, 69728061440, 139456122880]

約数ペア:

[(1, 139456122880), (2, 69728061440), (4, 34864030720), (5, 27891224576), (8, 17432015360), (10, 13945612288), (16, 8716007680), (20, 6972806144), (32, 4358003840), (40, 3486403072), (64, 2179001920), (80, 1743201536), (128, 1089500960), (160, 871600768), (256, 544750480), (320, 435800384), (401, 347770880), (512, 272375240), (640, 217900192), (802, 173885440), (1024, 136187620), (1280, 108950096), (1604, 86942720), (2005, 69554176), (2048, 68093810), (2560, 54475048), (3208, 43471360), (4010, 34777088), (4096, 34046905), (5120, 27237524), (6416, 21735680), (8020, 17388544), (10240, 13618762), (12832, 10867840), (16040, 8694272), (16981, 8212480), (20480, 6809381), (25664, 5433920), (32080, 4347136), (33962, 4106240), (51328, 2716960), (64160, 2173568), (67924, 2053120), (84905, 1642496), (102656, 1358480), (128320, 1086784), (135848, 1026560), (169810, 821248), (205312, 679240), (256640, 543392), (271696, 513280), (339620, 410624)]