71549416

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 141825600

約数和(自身を除く): 70276184

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 139, 148, 188, 278, 296, 376, 556, 1112, 1369, 1739, 2738, 3478, 5143, 5476, 6533, 6956, 10286, 10952, 13066, 13912, 20572, 26132, 41144, 52264, 64343, 128686, 190291, 241721, 257372, 380582, 483442, 514744, 761164, 966884, 1522328, 1933768, 8943677, 17887354, 35774708, 71549416]

約数ペア:

[(1, 71549416), (2, 35774708), (4, 17887354), (8, 8943677), (37, 1933768), (47, 1522328), (74, 966884), (94, 761164), (139, 514744), (148, 483442), (188, 380582), (278, 257372), (296, 241721), (376, 190291), (556, 128686), (1112, 64343), (1369, 52264), (1739, 41144), (2738, 26132), (3478, 20572), (5143, 13912), (5476, 13066), (6533, 10952), (6956, 10286)]