65960960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1029

約数の個数: 88

約数和(自身を含む): 170572416

約数和(自身を除く): 104611456

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, 512, 520, 640, 832, 991, 1024, 1040, 1280, 1664, 1982, 2080, 2560, 3328, 3964, 4160, 4955, 5120, 6656, 7928, 8320, 9910, 12883, 13312, 15856, 16640, 19820, 25766, 31712, 33280, 39640, 51532, 63424, 64415, 66560, 79280, 103064, 126848, 128830, 158560, 206128, 253696, 257660, 317120, 412256, 507392, 515320, 634240, 824512, 1014784, 1030640, 1268480, 1649024, 2061280, 2536960, 3298048, 4122560, 5073920, 6596096, 8245120, 13192192, 16490240, 32980480, 65960960]

約数ペア:

[(1, 65960960), (2, 32980480), (4, 16490240), (5, 13192192), (8, 8245120), (10, 6596096), (13, 5073920), (16, 4122560), (20, 3298048), (26, 2536960), (32, 2061280), (40, 1649024), (52, 1268480), (64, 1030640), (65, 1014784), (80, 824512), (104, 634240), (128, 515320), (130, 507392), (160, 412256), (208, 317120), (256, 257660), (260, 253696), (320, 206128), (416, 158560), (512, 128830), (520, 126848), (640, 103064), (832, 79280), (991, 66560), (1024, 64415), (1040, 63424), (1280, 51532), (1664, 39640), (1982, 33280), (2080, 31712), (2560, 25766), (3328, 19820), (3964, 16640), (4160, 15856), (4955, 13312), (5120, 12883), (6656, 9910), (7928, 8320)]