665631488

素因数分解:

$2^8\times {\mathrm{137}}^1\times {\mathrm{18979}}^1$

素因数の和:19132

約数の個数: 36

約数和(自身を含む): 1338431640

約数和(自身を除く): 672800152

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 548, 1096, 2192, 4384, 8768, 17536, 18979, 35072, 37958, 75916, 151832, 303664, 607328, 1214656, 2429312, 2600123, 4858624, 5200246, 10400492, 20800984, 41601968, 83203936, 166407872, 332815744, 665631488]

約数ペア:

[(1, 665631488), (2, 332815744), (4, 166407872), (8, 83203936), (16, 41601968), (32, 20800984), (64, 10400492), (128, 5200246), (137, 4858624), (256, 2600123), (274, 2429312), (548, 1214656), (1096, 607328), (2192, 303664), (4384, 151832), (8768, 75916), (17536, 37958), (18979, 35072)]