61799725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 87494400

約数和(自身を除く): 25694675

約数列:

[1, 5, 13, 25, 29, 65, 79, 83, 145, 325, 377, 395, 415, 725, 1027, 1079, 1885, 1975, 2075, 2291, 2407, 5135, 5395, 6557, 9425, 11455, 12035, 25675, 26975, 29783, 31291, 32785, 57275, 60175, 85241, 148915, 156455, 163925, 190153, 426205, 744575, 782275, 950765, 2131025, 2471989, 4753825, 12359945, 61799725]

約数ペア:

[(1, 61799725), (5, 12359945), (13, 4753825), (25, 2471989), (29, 2131025), (65, 950765), (79, 782275), (83, 744575), (145, 426205), (325, 190153), (377, 163925), (395, 156455), (415, 148915), (725, 85241), (1027, 60175), (1079, 57275), (1885, 32785), (1975, 31291), (2075, 29783), (2291, 26975), (2407, 25675), (5135, 12035), (5395, 11455), (6557, 9425)]