74978225

素因数分解:

$5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2153}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 106838400

約数和(自身を除く): 31860175

約数列:

[1, 5, 7, 25, 35, 175, 199, 995, 1393, 2153, 4975, 6965, 10765, 15071, 34825, 53825, 75355, 376775, 428447, 2142235, 2999129, 10711175, 14995645, 74978225]

約数ペア:

[(1, 74978225), (5, 14995645), (7, 10711175), (25, 2999129), (35, 2142235), (175, 428447), (199, 376775), (995, 75355), (1393, 53825), (2153, 34825), (4975, 15071), (6965, 10765)]