80158720

素因数分解:

$2^{13}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 112

約数和(自身を含む): 204459840

約数和(自身を除く): 124301120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 103, 128, 152, 160, 190, 206, 256, 304, 320, 380, 412, 512, 515, 608, 640, 760, 824, 1024, 1030, 1216, 1280, 1520, 1648, 1957, 2048, 2060, 2432, 2560, 3040, 3296, 3914, 4096, 4120, 4864, 5120, 6080, 6592, 7828, 8192, 8240, 9728, 9785, 10240, 12160, 13184, 15656, 16480, 19456, 19570, 20480, 24320, 26368, 31312, 32960, 38912, 39140, 40960, 48640, 52736, 62624, 65920, 77824, 78280, 97280, 105472, 125248, 131840, 155648, 156560, 194560, 210944, 250496, 263680, 313120, 389120, 421888, 500992, 527360, 626240, 778240, 843776, 1001984, 1054720, 1252480, 2003968, 2109440, 2504960, 4007936, 4218880, 5009920, 8015872, 10019840, 16031744, 20039680, 40079360, 80158720]

約数ペア:

[(1, 80158720), (2, 40079360), (4, 20039680), (5, 16031744), (8, 10019840), (10, 8015872), (16, 5009920), (19, 4218880), (20, 4007936), (32, 2504960), (38, 2109440), (40, 2003968), (64, 1252480), (76, 1054720), (80, 1001984), (95, 843776), (103, 778240), (128, 626240), (152, 527360), (160, 500992), (190, 421888), (206, 389120), (256, 313120), (304, 263680), (320, 250496), (380, 210944), (412, 194560), (512, 156560), (515, 155648), (608, 131840), (640, 125248), (760, 105472), (824, 97280), (1024, 78280), (1030, 77824), (1216, 65920), (1280, 62624), (1520, 52736), (1648, 48640), (1957, 40960), (2048, 39140), (2060, 38912), (2432, 32960), (2560, 31312), (3040, 26368), (3296, 24320), (3914, 20480), (4096, 19570), (4120, 19456), (4864, 16480), (5120, 15656), (6080, 13184), (6592, 12160), (7828, 10240), (8192, 9785), (8240, 9728)]