77678080

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1639

約数の個数: 80

約数和(自身を含む): 196170480

約数和(自身を除く): 118492400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 1597, 2432, 2560, 3040, 3194, 4864, 6080, 6388, 7985, 9728, 12160, 12776, 15970, 24320, 25552, 30343, 31940, 48640, 51104, 60686, 63880, 102208, 121372, 127760, 151715, 204416, 242744, 255520, 303430, 408832, 485488, 511040, 606860, 817664, 970976, 1022080, 1213720, 1941952, 2044160, 2427440, 3883904, 4088320, 4854880, 7767808, 9709760, 15535616, 19419520, 38839040, 77678080]

約数ペア:

[(1, 77678080), (2, 38839040), (4, 19419520), (5, 15535616), (8, 9709760), (10, 7767808), (16, 4854880), (19, 4088320), (20, 3883904), (32, 2427440), (38, 2044160), (40, 1941952), (64, 1213720), (76, 1022080), (80, 970976), (95, 817664), (128, 606860), (152, 511040), (160, 485488), (190, 408832), (256, 303430), (304, 255520), (320, 242744), (380, 204416), (512, 151715), (608, 127760), (640, 121372), (760, 102208), (1216, 63880), (1280, 60686), (1520, 51104), (1597, 48640), (2432, 31940), (2560, 30343), (3040, 25552), (3194, 24320), (4864, 15970), (6080, 12776), (6388, 12160), (7985, 9728)]