25026660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 76350456

約数和(自身を除く): 51323796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 541, 771, 1028, 1082, 1285, 1542, 1623, 2164, 2313, 2570, 2705, 3084, 3246, 3855, 4626, 4869, 5140, 5410, 6492, 7710, 8115, 9252, 9738, 10820, 11565, 15420, 16230, 19476, 23130, 24345, 32460, 46260, 48690, 97380, 139037, 278074, 417111, 556148, 695185, 834222, 1251333, 1390370, 1668444, 2085555, 2502666, 2780740, 4171110, 5005332, 6256665, 8342220, 12513330, 25026660]

約数ペア:

[(1, 25026660), (2, 12513330), (3, 8342220), (4, 6256665), (5, 5005332), (6, 4171110), (9, 2780740), (10, 2502666), (12, 2085555), (15, 1668444), (18, 1390370), (20, 1251333), (30, 834222), (36, 695185), (45, 556148), (60, 417111), (90, 278074), (180, 139037), (257, 97380), (514, 48690), (541, 46260), (771, 32460), (1028, 24345), (1082, 23130), (1285, 19476), (1542, 16230), (1623, 15420), (2164, 11565), (2313, 10820), (2570, 9738), (2705, 9252), (3084, 8115), (3246, 7710), (3855, 6492), (4626, 5410), (4869, 5140)]