64982128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3623}}^1$

素因数の和:3709

約数の個数: 40

約数和(自身を含む): 134812800

約数和(自身を除く): 69830672

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 118, 152, 236, 304, 472, 944, 1121, 2242, 3623, 4484, 7246, 8968, 14492, 17936, 28984, 57968, 68837, 137674, 213757, 275348, 427514, 550696, 855028, 1101392, 1710056, 3420112, 4061383, 8122766, 16245532, 32491064, 64982128]

約数ペア:

[(1, 64982128), (2, 32491064), (4, 16245532), (8, 8122766), (16, 4061383), (19, 3420112), (38, 1710056), (59, 1101392), (76, 855028), (118, 550696), (152, 427514), (236, 275348), (304, 213757), (472, 137674), (944, 68837), (1121, 57968), (2242, 28984), (3623, 17936), (4484, 14492), (7246, 8968)]