83707960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1549}}^1$

素因数の和:1760

約数の個数: 64

約数和(自身を含む): 216504000

約数和(自身を除く): 132796040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1351, 1544, 1549, 1930, 2702, 3098, 3860, 5404, 6196, 6755, 7720, 7745, 10808, 10843, 12392, 13510, 15490, 21686, 27020, 30980, 43372, 54040, 54215, 61960, 86744, 108430, 216860, 298957, 433720, 597914, 1195828, 1494785, 2092699, 2391656, 2989570, 4185398, 5979140, 8370796, 10463495, 11958280, 16741592, 20926990, 41853980, 83707960]

約数ペア:

[(1, 83707960), (2, 41853980), (4, 20926990), (5, 16741592), (7, 11958280), (8, 10463495), (10, 8370796), (14, 5979140), (20, 4185398), (28, 2989570), (35, 2391656), (40, 2092699), (56, 1494785), (70, 1195828), (140, 597914), (193, 433720), (280, 298957), (386, 216860), (772, 108430), (965, 86744), (1351, 61960), (1544, 54215), (1549, 54040), (1930, 43372), (2702, 30980), (3098, 27020), (3860, 21686), (5404, 15490), (6196, 13510), (6755, 12392), (7720, 10843), (7745, 10808)]