68305552

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 158775552

約数和(自身を除く): 90470000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 53, 56, 74, 106, 112, 148, 212, 259, 296, 311, 371, 424, 518, 592, 622, 742, 848, 1036, 1244, 1484, 1961, 2072, 2177, 2488, 2968, 3922, 4144, 4354, 4976, 5936, 7844, 8708, 11507, 13727, 15688, 16483, 17416, 23014, 27454, 31376, 32966, 34832, 46028, 54908, 65932, 80549, 92056, 109816, 115381, 131864, 161098, 184112, 219632, 230762, 263728, 322196, 461524, 609871, 644392, 923048, 1219742, 1288784, 1846096, 2439484, 4269097, 4878968, 8538194, 9757936, 17076388, 34152776, 68305552]

約数ペア:

[(1, 68305552), (2, 34152776), (4, 17076388), (7, 9757936), (8, 8538194), (14, 4878968), (16, 4269097), (28, 2439484), (37, 1846096), (53, 1288784), (56, 1219742), (74, 923048), (106, 644392), (112, 609871), (148, 461524), (212, 322196), (259, 263728), (296, 230762), (311, 219632), (371, 184112), (424, 161098), (518, 131864), (592, 115381), (622, 109816), (742, 92056), (848, 80549), (1036, 65932), (1244, 54908), (1484, 46028), (1961, 34832), (2072, 32966), (2177, 31376), (2488, 27454), (2968, 23014), (3922, 17416), (4144, 16483), (4354, 15688), (4976, 13727), (5936, 11507), (7844, 8708)]