64802465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1951}}^1$

素因数の和:2049

約数の個数: 32

約数和(自身を含む): 97069056

約数和(自身を除く): 32266591

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 365, 455, 511, 949, 1951, 2555, 4745, 6643, 9755, 13657, 25363, 33215, 68285, 126815, 142423, 177541, 712115, 887705, 996961, 1851499, 4984805, 9257495, 12960493, 64802465]

約数ペア:

[(1, 64802465), (5, 12960493), (7, 9257495), (13, 4984805), (35, 1851499), (65, 996961), (73, 887705), (91, 712115), (365, 177541), (455, 142423), (511, 126815), (949, 68285), (1951, 33215), (2555, 25363), (4745, 13657), (6643, 9755)]