57257320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34913}}^1$

素因数の和:34965

約数の個数: 32

約数和(自身を含む): 131974920

約数和(自身を除く): 74717600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 34913, 69826, 139652, 174565, 279304, 349130, 698260, 1396520, 1431433, 2862866, 5725732, 7157165, 11451464, 14314330, 28628660, 57257320]

約数ペア:

[(1, 57257320), (2, 28628660), (4, 14314330), (5, 11451464), (8, 7157165), (10, 5725732), (20, 2862866), (40, 1431433), (41, 1396520), (82, 698260), (164, 349130), (205, 279304), (328, 174565), (410, 139652), (820, 69826), (1640, 34913)]