641394976

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{1193}}^1$

素因数の和:1573

約数の個数: 48

約数和(自身を含む): 1291712184

約数和(自身を除く): 650317208

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 317, 424, 634, 848, 1193, 1268, 1696, 2386, 2536, 4772, 5072, 9544, 10144, 16801, 19088, 33602, 38176, 63229, 67204, 126458, 134408, 252916, 268816, 378181, 505832, 537632, 756362, 1011664, 1512724, 2023328, 3025448, 6050896, 12101792, 20043593, 40087186, 80174372, 160348744, 320697488, 641394976]

約数ペア:

[(1, 641394976), (2, 320697488), (4, 160348744), (8, 80174372), (16, 40087186), (32, 20043593), (53, 12101792), (106, 6050896), (212, 3025448), (317, 2023328), (424, 1512724), (634, 1011664), (848, 756362), (1193, 537632), (1268, 505832), (1696, 378181), (2386, 268816), (2536, 252916), (4772, 134408), (5072, 126458), (9544, 67204), (10144, 63229), (16801, 38176), (19088, 33602)]