64398656

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4637}}^1$

素因数の和:4687

約数の個数: 56

約数和(自身を含む): 150790656

約数和(自身を除く): 86392000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 4637, 6944, 9274, 13888, 18548, 32459, 37096, 64918, 74192, 129836, 143747, 148384, 259672, 287494, 296768, 519344, 574988, 1006229, 1038688, 1149976, 2012458, 2077376, 2299952, 4024916, 4599904, 8049832, 9199808, 16099664, 32199328, 64398656]

約数ペア:

[(1, 64398656), (2, 32199328), (4, 16099664), (7, 9199808), (8, 8049832), (14, 4599904), (16, 4024916), (28, 2299952), (31, 2077376), (32, 2012458), (56, 1149976), (62, 1038688), (64, 1006229), (112, 574988), (124, 519344), (217, 296768), (224, 287494), (248, 259672), (434, 148384), (448, 143747), (496, 129836), (868, 74192), (992, 64918), (1736, 37096), (1984, 32459), (3472, 18548), (4637, 13888), (6944, 9274)]