200306320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 481187952

約数和(自身を除く): 280881632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 173, 205, 328, 346, 353, 410, 656, 692, 706, 820, 865, 1384, 1412, 1640, 1730, 1765, 2768, 2824, 3280, 3460, 3530, 5648, 6920, 7060, 7093, 13840, 14120, 14186, 14473, 28240, 28372, 28946, 35465, 56744, 57892, 61069, 70930, 72365, 113488, 115784, 122138, 141860, 144730, 231568, 244276, 283720, 289460, 305345, 488552, 567440, 578920, 610690, 977104, 1157840, 1221380, 2442760, 2503829, 4885520, 5007658, 10015316, 12519145, 20030632, 25038290, 40061264, 50076580, 100153160, 200306320]

約数ペア:

[(1, 200306320), (2, 100153160), (4, 50076580), (5, 40061264), (8, 25038290), (10, 20030632), (16, 12519145), (20, 10015316), (40, 5007658), (41, 4885520), (80, 2503829), (82, 2442760), (164, 1221380), (173, 1157840), (205, 977104), (328, 610690), (346, 578920), (353, 567440), (410, 488552), (656, 305345), (692, 289460), (706, 283720), (820, 244276), (865, 231568), (1384, 144730), (1412, 141860), (1640, 122138), (1730, 115784), (1765, 113488), (2768, 72365), (2824, 70930), (3280, 61069), (3460, 57892), (3530, 56744), (5648, 35465), (6920, 28946), (7060, 28372), (7093, 28240), (13840, 14473), (14120, 14186)]