64566256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1493

約数の個数: 40

約数和(自身を含む): 132590720

約数和(自身を除く): 68024464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 304, 326, 652, 1303, 1304, 2606, 2608, 3097, 5212, 6194, 10424, 12388, 20848, 24757, 24776, 49514, 49552, 99028, 198056, 212389, 396112, 424778, 849556, 1699112, 3398224, 4035391, 8070782, 16141564, 32283128, 64566256]

約数ペア:

[(1, 64566256), (2, 32283128), (4, 16141564), (8, 8070782), (16, 4035391), (19, 3398224), (38, 1699112), (76, 849556), (152, 424778), (163, 396112), (304, 212389), (326, 198056), (652, 99028), (1303, 49552), (1304, 49514), (2606, 24776), (2608, 24757), (3097, 20848), (5212, 12388), (6194, 10424)]