201528340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4937}}^1$

素因数の和:5116

約数の個数: 48

約数和(自身を含む): 458759952

約数和(自身を除く): 257231612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 4082, 4937, 8164, 9874, 10205, 19748, 20410, 24685, 40820, 49370, 64181, 98740, 128362, 256724, 320905, 641810, 775109, 1283620, 1550218, 3100436, 3875545, 7751090, 10076417, 15502180, 20152834, 40305668, 50382085, 100764170, 201528340]

約数ペア:

[(1, 201528340), (2, 100764170), (4, 50382085), (5, 40305668), (10, 20152834), (13, 15502180), (20, 10076417), (26, 7751090), (52, 3875545), (65, 3100436), (130, 1550218), (157, 1283620), (260, 775109), (314, 641810), (628, 320905), (785, 256724), (1570, 128362), (2041, 98740), (3140, 64181), (4082, 49370), (4937, 40820), (8164, 24685), (9874, 20410), (10205, 19748)]