28750592

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 63355824

約数和(自身を除く): 34605232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 163, 208, 212, 256, 326, 416, 424, 652, 689, 832, 848, 1304, 1378, 1664, 1696, 2119, 2608, 2756, 3328, 3392, 4238, 5216, 5512, 6784, 8476, 8639, 10432, 11024, 13568, 16952, 17278, 20864, 22048, 33904, 34556, 41728, 44096, 67808, 69112, 88192, 112307, 135616, 138224, 176384, 224614, 271232, 276448, 449228, 542464, 552896, 898456, 1105792, 1796912, 2211584, 3593824, 7187648, 14375296, 28750592]

約数ペア:

[(1, 28750592), (2, 14375296), (4, 7187648), (8, 3593824), (13, 2211584), (16, 1796912), (26, 1105792), (32, 898456), (52, 552896), (53, 542464), (64, 449228), (104, 276448), (106, 271232), (128, 224614), (163, 176384), (208, 138224), (212, 135616), (256, 112307), (326, 88192), (416, 69112), (424, 67808), (652, 44096), (689, 41728), (832, 34556), (848, 33904), (1304, 22048), (1378, 20864), (1664, 17278), (1696, 16952), (2119, 13568), (2608, 11024), (2756, 10432), (3328, 8639), (3392, 8476), (4238, 6784), (5216, 5512)]