28924400

素因数分解:

$2^4\times 5^2\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:618

約数の個数: 60

約数和(自身を含む): 70068432

約数和(自身を除く): 41144032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 167, 200, 334, 400, 433, 668, 835, 866, 1336, 1670, 1732, 2165, 2672, 3340, 3464, 4175, 4330, 6680, 6928, 8350, 8660, 10825, 13360, 16700, 17320, 21650, 33400, 34640, 43300, 66800, 72311, 86600, 144622, 173200, 289244, 361555, 578488, 723110, 1156976, 1446220, 1807775, 2892440, 3615550, 5784880, 7231100, 14462200, 28924400]

約数ペア:

[(1, 28924400), (2, 14462200), (4, 7231100), (5, 5784880), (8, 3615550), (10, 2892440), (16, 1807775), (20, 1446220), (25, 1156976), (40, 723110), (50, 578488), (80, 361555), (100, 289244), (167, 173200), (200, 144622), (334, 86600), (400, 72311), (433, 66800), (668, 43300), (835, 34640), (866, 33400), (1336, 21650), (1670, 17320), (1732, 16700), (2165, 13360), (2672, 10825), (3340, 8660), (3464, 8350), (4175, 6928), (4330, 6680)]