28673575

素因数分解:

$5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:376

約数の個数: 36

約数和(自身を含む): 41983920

約数和(自身を除く): 13310345

約数列:

[1, 5, 7, 25, 35, 49, 89, 175, 245, 263, 445, 623, 1225, 1315, 1841, 2225, 3115, 4361, 6575, 9205, 12887, 15575, 21805, 23407, 46025, 64435, 109025, 117035, 163849, 322175, 585175, 819245, 1146943, 4096225, 5734715, 28673575]

約数ペア:

[(1, 28673575), (5, 5734715), (7, 4096225), (25, 1146943), (35, 819245), (49, 585175), (89, 322175), (175, 163849), (245, 117035), (263, 109025), (445, 64435), (623, 46025), (1225, 23407), (1315, 21805), (1841, 15575), (2225, 12887), (3115, 9205), (4361, 6575)]