78044890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1387

約数の個数: 64

約数和(自身を含む): 177500160

約数和(自身を除く): 99455270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 154, 158, 385, 395, 553, 770, 790, 869, 1106, 1283, 1738, 2566, 2765, 4345, 5530, 6083, 6415, 8690, 8981, 12166, 12830, 14113, 17962, 28226, 30415, 44905, 60830, 70565, 89810, 98791, 101357, 141130, 197582, 202714, 493955, 506785, 709499, 987910, 1013570, 1114927, 1418998, 2229854, 3547495, 5574635, 7094990, 7804489, 11149270, 15608978, 39022445, 78044890]

約数ペア:

[(1, 78044890), (2, 39022445), (5, 15608978), (7, 11149270), (10, 7804489), (11, 7094990), (14, 5574635), (22, 3547495), (35, 2229854), (55, 1418998), (70, 1114927), (77, 1013570), (79, 987910), (110, 709499), (154, 506785), (158, 493955), (385, 202714), (395, 197582), (553, 141130), (770, 101357), (790, 98791), (869, 89810), (1106, 70565), (1283, 60830), (1738, 44905), (2566, 30415), (2765, 28226), (4345, 17962), (5530, 14113), (6083, 12830), (6415, 12166), (8690, 8981)]