68553760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3541}}^1$

素因数の和:3578

約数の個数: 72

約数和(自身を含む): 178070508

約数和(自身を除く): 109516748

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3541, 3872, 4840, 7082, 9680, 14164, 17705, 19360, 28328, 35410, 38951, 56656, 70820, 77902, 113312, 141640, 155804, 194755, 283280, 311608, 389510, 428461, 566560, 623216, 779020, 856922, 1246432, 1558040, 1713844, 2142305, 3116080, 3427688, 4284610, 6232160, 6855376, 8569220, 13710752, 17138440, 34276880, 68553760]

約数ペア:

[(1, 68553760), (2, 34276880), (4, 17138440), (5, 13710752), (8, 8569220), (10, 6855376), (11, 6232160), (16, 4284610), (20, 3427688), (22, 3116080), (32, 2142305), (40, 1713844), (44, 1558040), (55, 1246432), (80, 856922), (88, 779020), (110, 623216), (121, 566560), (160, 428461), (176, 389510), (220, 311608), (242, 283280), (352, 194755), (440, 155804), (484, 141640), (605, 113312), (880, 77902), (968, 70820), (1210, 56656), (1760, 38951), (1936, 35410), (2420, 28328), (3541, 19360), (3872, 17705), (4840, 14164), (7082, 9680)]