51387390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2389}}^1$

素因数の和:2641

約数の個数: 48

約数和(自身を含む): 134222400

約数和(自身を除く): 82835010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1434, 2151, 2389, 2390, 3585, 4302, 4778, 7167, 7170, 10755, 11945, 14334, 21501, 21510, 23890, 35835, 43002, 71670, 107505, 215010, 570971, 1141942, 1712913, 2854855, 3425826, 5138739, 5709710, 8564565, 10277478, 17129130, 25693695, 51387390]

約数ペア:

[(1, 51387390), (2, 25693695), (3, 17129130), (5, 10277478), (6, 8564565), (9, 5709710), (10, 5138739), (15, 3425826), (18, 2854855), (30, 1712913), (45, 1141942), (90, 570971), (239, 215010), (478, 107505), (717, 71670), (1195, 43002), (1434, 35835), (2151, 23890), (2389, 21510), (2390, 21501), (3585, 14334), (4302, 11945), (4778, 10755), (7167, 7170)]