67984964

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 54

約数和(自身を含む): 132736590

約数和(自身を除く): 64751626

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 89, 92, 178, 356, 361, 437, 529, 722, 874, 1058, 1444, 1691, 1748, 2047, 2116, 3382, 4094, 6764, 8188, 8303, 10051, 16606, 20102, 32129, 33212, 38893, 40204, 47081, 64258, 77786, 94162, 128516, 155572, 188324, 190969, 381938, 738967, 763876, 894539, 1477934, 1789078, 2955868, 3578156, 16996241, 33992482, 67984964]

約数ペア:

[(1, 67984964), (2, 33992482), (4, 16996241), (19, 3578156), (23, 2955868), (38, 1789078), (46, 1477934), (76, 894539), (89, 763876), (92, 738967), (178, 381938), (356, 190969), (361, 188324), (437, 155572), (529, 128516), (722, 94162), (874, 77786), (1058, 64258), (1444, 47081), (1691, 40204), (1748, 38893), (2047, 33212), (2116, 32129), (3382, 20102), (4094, 16606), (6764, 10051), (8188, 8303)]