40130545

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 59996160

約数和(自身を除く): 19865615

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 991, 1157, 3115, 4955, 5785, 6937, 8099, 12883, 34685, 40495, 64415, 88199, 90181, 440995, 450905, 617393, 1146587, 3086965, 5732935, 8026109, 40130545]

約数ペア:

[(1, 40130545), (5, 8026109), (7, 5732935), (13, 3086965), (35, 1146587), (65, 617393), (89, 450905), (91, 440995), (445, 90181), (455, 88199), (623, 64415), (991, 40495), (1157, 34685), (3115, 12883), (4955, 8099), (5785, 6937)]