66646164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 171551520

約数和(自身を除く): 104905356

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 169, 177, 236, 338, 354, 507, 557, 676, 708, 767, 1014, 1114, 1534, 1671, 2028, 2228, 2301, 3068, 3342, 4602, 6684, 7241, 9204, 9971, 14482, 19942, 21723, 28964, 29913, 32863, 39884, 43446, 59826, 65726, 86892, 94133, 98589, 119652, 131452, 188266, 197178, 282399, 376532, 394356, 427219, 564798, 854438, 1129596, 1281657, 1708876, 2563314, 5126628, 5553847, 11107694, 16661541, 22215388, 33323082, 66646164]

約数ペア:

[(1, 66646164), (2, 33323082), (3, 22215388), (4, 16661541), (6, 11107694), (12, 5553847), (13, 5126628), (26, 2563314), (39, 1708876), (52, 1281657), (59, 1129596), (78, 854438), (118, 564798), (156, 427219), (169, 394356), (177, 376532), (236, 282399), (338, 197178), (354, 188266), (507, 131452), (557, 119652), (676, 98589), (708, 94133), (767, 86892), (1014, 65726), (1114, 59826), (1534, 43446), (1671, 39884), (2028, 32863), (2228, 29913), (2301, 28964), (3068, 21723), (3342, 19942), (4602, 14482), (6684, 9971), (7241, 9204)]