65338015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 84369600

約数和(自身を除く): 19031585

約数列:

[1, 5, 29, 61, 83, 89, 145, 305, 415, 445, 1769, 2407, 2581, 5063, 5429, 7387, 8845, 12035, 12905, 25315, 27145, 36935, 146827, 157441, 214223, 450607, 734135, 787205, 1071115, 2253035, 13067603, 65338015]

約数ペア:

[(1, 65338015), (5, 13067603), (29, 2253035), (61, 1071115), (83, 787205), (89, 734135), (145, 450607), (305, 214223), (415, 157441), (445, 146827), (1769, 36935), (2407, 27145), (2581, 25315), (5063, 12905), (5429, 12035), (7387, 8845)]