79864120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{5821}}^1$

素因数の和:5853

約数の個数: 64

約数和(自身を含む): 209592000

約数和(自身を除く): 129727880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 5821, 6860, 11642, 13720, 23284, 29105, 40747, 46568, 58210, 81494, 116420, 162988, 203735, 232840, 285229, 325976, 407470, 570458, 814940, 1140916, 1426145, 1629880, 1996603, 2281832, 2852290, 3993206, 5704580, 7986412, 9983015, 11409160, 15972824, 19966030, 39932060, 79864120]

約数ペア:

[(1, 79864120), (2, 39932060), (4, 19966030), (5, 15972824), (7, 11409160), (8, 9983015), (10, 7986412), (14, 5704580), (20, 3993206), (28, 2852290), (35, 2281832), (40, 1996603), (49, 1629880), (56, 1426145), (70, 1140916), (98, 814940), (140, 570458), (196, 407470), (245, 325976), (280, 285229), (343, 232840), (392, 203735), (490, 162988), (686, 116420), (980, 81494), (1372, 58210), (1715, 46568), (1960, 40747), (2744, 29105), (3430, 23284), (5821, 13720), (6860, 11642)]