64511465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{6823}}^1$

素因数の和:6920

約数の個数: 16

約数和(自身を含む): 81232896

約数和(自身を除く): 16721431

約数列:

[1, 5, 31, 61, 155, 305, 1891, 6823, 9455, 34115, 211513, 416203, 1057565, 2081015, 12902293, 64511465]

約数ペア:

[(1, 64511465), (5, 12902293), (31, 2081015), (61, 1057565), (155, 416203), (305, 211513), (1891, 34115), (6823, 9455)]