64128848

素因数分解:

$2^4\times 7^2\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:700

約数の個数: 60

約数和(自身を含む): 145735092

約数和(自身を除く): 81606244

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 157, 196, 314, 392, 521, 628, 784, 1042, 1099, 1256, 2084, 2198, 2512, 3647, 4168, 4396, 7294, 7693, 8336, 8792, 14588, 15386, 17584, 25529, 29176, 30772, 51058, 58352, 61544, 81797, 102116, 123088, 163594, 204232, 327188, 408464, 572579, 654376, 1145158, 1308752, 2290316, 4008053, 4580632, 8016106, 9161264, 16032212, 32064424, 64128848]

約数ペア:

[(1, 64128848), (2, 32064424), (4, 16032212), (7, 9161264), (8, 8016106), (14, 4580632), (16, 4008053), (28, 2290316), (49, 1308752), (56, 1145158), (98, 654376), (112, 572579), (157, 408464), (196, 327188), (314, 204232), (392, 163594), (521, 123088), (628, 102116), (784, 81797), (1042, 61544), (1099, 58352), (1256, 51058), (2084, 30772), (2198, 29176), (2512, 25529), (3647, 17584), (4168, 15386), (4396, 14588), (7294, 8792), (7693, 8336)]