193994320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1940

約数の個数: 80

約数和(自身を含む): 490718592

約数和(自身を除く): 296724272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 412, 515, 520, 824, 1030, 1040, 1339, 1648, 1811, 2060, 2678, 3622, 4120, 5356, 6695, 7244, 8240, 9055, 10712, 13390, 14488, 18110, 21424, 23543, 26780, 28976, 36220, 47086, 53560, 72440, 94172, 107120, 117715, 144880, 186533, 188344, 235430, 373066, 376688, 470860, 746132, 932665, 941720, 1492264, 1865330, 1883440, 2424929, 2984528, 3730660, 4849858, 7461320, 9699716, 12124645, 14922640, 19399432, 24249290, 38798864, 48498580, 96997160, 193994320]

約数ペア:

[(1, 193994320), (2, 96997160), (4, 48498580), (5, 38798864), (8, 24249290), (10, 19399432), (13, 14922640), (16, 12124645), (20, 9699716), (26, 7461320), (40, 4849858), (52, 3730660), (65, 2984528), (80, 2424929), (103, 1883440), (104, 1865330), (130, 1492264), (206, 941720), (208, 932665), (260, 746132), (412, 470860), (515, 376688), (520, 373066), (824, 235430), (1030, 188344), (1040, 186533), (1339, 144880), (1648, 117715), (1811, 107120), (2060, 94172), (2678, 72440), (3622, 53560), (4120, 47086), (5356, 36220), (6695, 28976), (7244, 26780), (8240, 23543), (9055, 21424), (10712, 18110), (13390, 14488)]