61713680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 165120384

約数和(自身を除く): 103406704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 386, 560, 571, 772, 965, 1142, 1351, 1544, 1930, 2284, 2702, 2855, 3088, 3860, 3997, 4568, 5404, 5710, 6755, 7720, 7994, 9136, 10808, 11420, 13510, 15440, 15988, 19985, 21616, 22840, 27020, 31976, 39970, 45680, 54040, 63952, 79940, 108080, 110203, 159880, 220406, 319760, 440812, 551015, 771421, 881624, 1102030, 1542842, 1763248, 2204060, 3085684, 3857105, 4408120, 6171368, 7714210, 8816240, 12342736, 15428420, 30856840, 61713680]

約数ペア:

[(1, 61713680), (2, 30856840), (4, 15428420), (5, 12342736), (7, 8816240), (8, 7714210), (10, 6171368), (14, 4408120), (16, 3857105), (20, 3085684), (28, 2204060), (35, 1763248), (40, 1542842), (56, 1102030), (70, 881624), (80, 771421), (112, 551015), (140, 440812), (193, 319760), (280, 220406), (386, 159880), (560, 110203), (571, 108080), (772, 79940), (965, 63952), (1142, 54040), (1351, 45680), (1544, 39970), (1930, 31976), (2284, 27020), (2702, 22840), (2855, 21616), (3088, 19985), (3860, 15988), (3997, 15440), (4568, 13510), (5404, 11420), (5710, 10808), (6755, 9136), (7720, 7994)]