25204980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{877}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 70801920

約数和(自身を除く): 45596940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479, 877, 958, 1437, 1754, 1916, 2395, 2631, 2874, 3508, 4385, 4790, 5262, 5748, 7185, 8770, 9580, 10524, 13155, 14370, 17540, 26310, 28740, 52620, 420083, 840166, 1260249, 1680332, 2100415, 2520498, 4200830, 5040996, 6301245, 8401660, 12602490, 25204980]

約数ペア:

[(1, 25204980), (2, 12602490), (3, 8401660), (4, 6301245), (5, 5040996), (6, 4200830), (10, 2520498), (12, 2100415), (15, 1680332), (20, 1260249), (30, 840166), (60, 420083), (479, 52620), (877, 28740), (958, 26310), (1437, 17540), (1754, 14370), (1916, 13155), (2395, 10524), (2631, 9580), (2874, 8770), (3508, 7185), (4385, 5748), (4790, 5262)]