55037640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{65521}}^1$

素因数の和:65542

約数の個数: 64

約数和(自身を含む): 188703360

約数和(自身を除く): 133665720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 65521, 131042, 196563, 262084, 327605, 393126, 458647, 524168, 655210, 786252, 917294, 982815, 1310420, 1375941, 1572504, 1834588, 1965630, 2293235, 2620840, 2751882, 3669176, 3931260, 4586470, 5503764, 6879705, 7862520, 9172940, 11007528, 13759410, 18345880, 27518820, 55037640]

約数ペア:

[(1, 55037640), (2, 27518820), (3, 18345880), (4, 13759410), (5, 11007528), (6, 9172940), (7, 7862520), (8, 6879705), (10, 5503764), (12, 4586470), (14, 3931260), (15, 3669176), (20, 2751882), (21, 2620840), (24, 2293235), (28, 1965630), (30, 1834588), (35, 1572504), (40, 1375941), (42, 1310420), (56, 982815), (60, 917294), (70, 786252), (84, 655210), (105, 524168), (120, 458647), (140, 393126), (168, 327605), (210, 262084), (280, 196563), (420, 131042), (840, 65521)]