161058560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9679}}^1$

素因数の和:9713

約数の個数: 72

約数和(自身を含む): 415504320

約数和(自身を除く): 254445760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 9679, 16640, 19358, 38716, 48395, 77432, 96790, 125827, 154864, 193580, 251654, 309728, 387160, 503308, 619456, 629135, 774320, 1006616, 1238912, 1258270, 1548640, 2013232, 2477824, 2516540, 3097280, 4026464, 5033080, 6194560, 8052928, 10066160, 12389120, 16105856, 20132320, 32211712, 40264640, 80529280, 161058560]

約数ペア:

[(1, 161058560), (2, 80529280), (4, 40264640), (5, 32211712), (8, 20132320), (10, 16105856), (13, 12389120), (16, 10066160), (20, 8052928), (26, 6194560), (32, 5033080), (40, 4026464), (52, 3097280), (64, 2516540), (65, 2477824), (80, 2013232), (104, 1548640), (128, 1258270), (130, 1238912), (160, 1006616), (208, 774320), (256, 629135), (260, 619456), (320, 503308), (416, 387160), (520, 309728), (640, 251654), (832, 193580), (1040, 154864), (1280, 125827), (1664, 96790), (2080, 77432), (3328, 48395), (4160, 38716), (8320, 19358), (9679, 16640)]