130455680

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1979}}^1$

素因数の和:2101

約数の個数: 64

約数和(自身を含む): 315057600

約数和(自身を除く): 184601920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 320, 412, 515, 640, 824, 1030, 1648, 1979, 2060, 3296, 3958, 4120, 6592, 7916, 8240, 9895, 13184, 15832, 16480, 19790, 31664, 32960, 39580, 63328, 65920, 79160, 126656, 158320, 203837, 253312, 316640, 407674, 633280, 815348, 1019185, 1266560, 1630696, 2038370, 3261392, 4076740, 6522784, 8153480, 13045568, 16306960, 26091136, 32613920, 65227840, 130455680]

約数ペア:

[(1, 130455680), (2, 65227840), (4, 32613920), (5, 26091136), (8, 16306960), (10, 13045568), (16, 8153480), (20, 6522784), (32, 4076740), (40, 3261392), (64, 2038370), (80, 1630696), (103, 1266560), (128, 1019185), (160, 815348), (206, 633280), (320, 407674), (412, 316640), (515, 253312), (640, 203837), (824, 158320), (1030, 126656), (1648, 79160), (1979, 65920), (2060, 63328), (3296, 39580), (3958, 32960), (4120, 31664), (6592, 19790), (7916, 16480), (8240, 15832), (9895, 13184)]