64019735

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 83799360

約数和(自身を除く): 19779625

約数列:

[1, 5, 13, 65, 169, 239, 317, 845, 1195, 1585, 3107, 4121, 15535, 20605, 40391, 53573, 75763, 201955, 267865, 378815, 984919, 4924595, 12803947, 64019735]

約数ペア:

[(1, 64019735), (5, 12803947), (13, 4924595), (65, 984919), (169, 378815), (239, 267865), (317, 201955), (845, 75763), (1195, 53573), (1585, 40391), (3107, 20605), (4121, 15535)]