68983395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 128325120

約数和(自身を除く): 59341725

約数列:

[1, 3, 5, 13, 15, 19, 39, 43, 57, 65, 95, 129, 195, 215, 247, 285, 433, 559, 645, 741, 817, 1235, 1299, 1677, 2165, 2451, 2795, 3705, 4085, 5629, 6495, 8227, 8385, 10621, 12255, 16887, 18619, 24681, 28145, 31863, 41135, 53105, 55857, 84435, 93095, 106951, 123405, 159315, 242047, 279285, 320853, 353761, 534755, 726141, 1061283, 1210235, 1604265, 1768805, 3630705, 4598893, 5306415, 13796679, 22994465, 68983395]

約数ペア:

[(1, 68983395), (3, 22994465), (5, 13796679), (13, 5306415), (15, 4598893), (19, 3630705), (39, 1768805), (43, 1604265), (57, 1210235), (65, 1061283), (95, 726141), (129, 534755), (195, 353761), (215, 320853), (247, 279285), (285, 242047), (433, 159315), (559, 123405), (645, 106951), (741, 93095), (817, 84435), (1235, 55857), (1299, 53105), (1677, 41135), (2165, 31863), (2451, 28145), (2795, 24681), (3705, 18619), (4085, 16887), (5629, 12255), (6495, 10621), (8227, 8385)]