63907840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{79}}^2$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 155306970

約数和(自身を除く): 91399130

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 632, 640, 790, 1024, 1264, 1280, 1580, 2048, 2528, 2560, 3160, 5056, 5120, 6241, 6320, 10112, 10240, 12482, 12640, 20224, 24964, 25280, 31205, 40448, 49928, 50560, 62410, 80896, 99856, 101120, 124820, 161792, 199712, 202240, 249640, 399424, 404480, 499280, 798848, 808960, 998560, 1597696, 1997120, 3195392, 3994240, 6390784, 7988480, 12781568, 15976960, 31953920, 63907840]

約数ペア:

[(1, 63907840), (2, 31953920), (4, 15976960), (5, 12781568), (8, 7988480), (10, 6390784), (16, 3994240), (20, 3195392), (32, 1997120), (40, 1597696), (64, 998560), (79, 808960), (80, 798848), (128, 499280), (158, 404480), (160, 399424), (256, 249640), (316, 202240), (320, 199712), (395, 161792), (512, 124820), (632, 101120), (640, 99856), (790, 80896), (1024, 62410), (1264, 50560), (1280, 49928), (1580, 40448), (2048, 31205), (2528, 25280), (2560, 24964), (3160, 20224), (5056, 12640), (5120, 12482), (6241, 10240), (6320, 10112)]