51730720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 127999872

約数和(自身を除く): 76269152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 73, 80, 86, 103, 146, 160, 172, 206, 215, 292, 344, 365, 412, 430, 515, 584, 688, 730, 824, 860, 1030, 1168, 1376, 1460, 1648, 1720, 2060, 2336, 2920, 3139, 3296, 3440, 4120, 4429, 5840, 6278, 6880, 7519, 8240, 8858, 11680, 12556, 15038, 15695, 16480, 17716, 22145, 25112, 30076, 31390, 35432, 37595, 44290, 50224, 60152, 62780, 70864, 75190, 88580, 100448, 120304, 125560, 141728, 150380, 177160, 240608, 251120, 300760, 323317, 354320, 502240, 601520, 646634, 708640, 1203040, 1293268, 1616585, 2586536, 3233170, 5173072, 6466340, 10346144, 12932680, 25865360, 51730720]

約数ペア:

[(1, 51730720), (2, 25865360), (4, 12932680), (5, 10346144), (8, 6466340), (10, 5173072), (16, 3233170), (20, 2586536), (32, 1616585), (40, 1293268), (43, 1203040), (73, 708640), (80, 646634), (86, 601520), (103, 502240), (146, 354320), (160, 323317), (172, 300760), (206, 251120), (215, 240608), (292, 177160), (344, 150380), (365, 141728), (412, 125560), (430, 120304), (515, 100448), (584, 88580), (688, 75190), (730, 70864), (824, 62780), (860, 60152), (1030, 50224), (1168, 44290), (1376, 37595), (1460, 35432), (1648, 31390), (1720, 30076), (2060, 25112), (2336, 22145), (2920, 17716), (3139, 16480), (3296, 15695), (3440, 15038), (4120, 12556), (4429, 11680), (5840, 8858), (6278, 8240), (6880, 7519)]