30620005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 10506395

約数列:

[1, 5, 13, 65, 67, 79, 89, 335, 395, 445, 871, 1027, 1157, 4355, 5135, 5293, 5785, 5963, 7031, 26465, 29815, 35155, 68809, 77519, 91403, 344045, 387595, 457015, 471077, 2355385, 6124001, 30620005]

約数ペア:

[(1, 30620005), (5, 6124001), (13, 2355385), (65, 471077), (67, 457015), (79, 387595), (89, 344045), (335, 91403), (395, 77519), (445, 68809), (871, 35155), (1027, 29815), (1157, 26465), (4355, 7031), (5135, 5963), (5293, 5785)]