258795520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 628992000

約数和(自身を除く): 370196480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 199, 254, 256, 320, 398, 508, 512, 635, 640, 796, 995, 1016, 1024, 1270, 1280, 1592, 1990, 2032, 2048, 2540, 2560, 3184, 3980, 4064, 5080, 5120, 6368, 7960, 8128, 10160, 10240, 12736, 15920, 16256, 20320, 25273, 25472, 31840, 32512, 40640, 50546, 50944, 63680, 65024, 81280, 101092, 101888, 126365, 127360, 130048, 162560, 202184, 203776, 252730, 254720, 260096, 325120, 404368, 407552, 505460, 509440, 650240, 808736, 1010920, 1018880, 1300480, 1617472, 2021840, 2037760, 3234944, 4043680, 6469888, 8087360, 12939776, 16174720, 25879552, 32349440, 51759104, 64698880, 129397760, 258795520]

約数ペア:

[(1, 258795520), (2, 129397760), (4, 64698880), (5, 51759104), (8, 32349440), (10, 25879552), (16, 16174720), (20, 12939776), (32, 8087360), (40, 6469888), (64, 4043680), (80, 3234944), (127, 2037760), (128, 2021840), (160, 1617472), (199, 1300480), (254, 1018880), (256, 1010920), (320, 808736), (398, 650240), (508, 509440), (512, 505460), (635, 407552), (640, 404368), (796, 325120), (995, 260096), (1016, 254720), (1024, 252730), (1270, 203776), (1280, 202184), (1592, 162560), (1990, 130048), (2032, 127360), (2048, 126365), (2540, 101888), (2560, 101092), (3184, 81280), (3980, 65024), (4064, 63680), (5080, 50944), (5120, 50546), (6368, 40640), (7960, 32512), (8128, 31840), (10160, 25472), (10240, 25273), (12736, 20320), (15920, 16256)]