657760256

素因数分解:

$2^{13}\times {\mathrm{23}}^1\times {\mathrm{3491}}^1$

素因数の和:3540

約数の個数: 56

約数和(自身を含む): 1373026464

約数和(自身を除く): 715266208

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1024, 1472, 2048, 2944, 3491, 4096, 5888, 6982, 8192, 11776, 13964, 23552, 27928, 47104, 55856, 80293, 94208, 111712, 160586, 188416, 223424, 321172, 446848, 642344, 893696, 1284688, 1787392, 2569376, 3574784, 5138752, 7149568, 10277504, 14299136, 20555008, 28598272, 41110016, 82220032, 164440064, 328880128, 657760256]

約数ペア:

[(1, 657760256), (2, 328880128), (4, 164440064), (8, 82220032), (16, 41110016), (23, 28598272), (32, 20555008), (46, 14299136), (64, 10277504), (92, 7149568), (128, 5138752), (184, 3574784), (256, 2569376), (368, 1787392), (512, 1284688), (736, 893696), (1024, 642344), (1472, 446848), (2048, 321172), (2944, 223424), (3491, 188416), (4096, 160586), (5888, 111712), (6982, 94208), (8192, 80293), (11776, 55856), (13964, 47104), (23552, 27928)]