200724520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122393}}^1$

素因数の和:122445

約数の個数: 32

約数和(自身を含む): 462649320

約数和(自身を除く): 261924800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122393, 244786, 489572, 611965, 979144, 1223930, 2447860, 4895720, 5018113, 10036226, 20072452, 25090565, 40144904, 50181130, 100362260, 200724520]

約数ペア:

[(1, 200724520), (2, 100362260), (4, 50181130), (5, 40144904), (8, 25090565), (10, 20072452), (20, 10036226), (40, 5018113), (41, 4895720), (82, 2447860), (164, 1223930), (205, 979144), (328, 611965), (410, 489572), (820, 244786), (1640, 122393)]