64964210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 119237184

約数和(自身を除く): 54272974

約数列:

[1, 2, 5, 10, 101, 131, 202, 262, 491, 505, 655, 982, 1010, 1310, 2455, 4910, 13231, 26462, 49591, 64321, 66155, 99182, 128642, 132310, 247955, 321605, 495910, 643210, 6496421, 12992842, 32482105, 64964210]

約数ペア:

[(1, 64964210), (2, 32482105), (5, 12992842), (10, 6496421), (101, 643210), (131, 495910), (202, 321605), (262, 247955), (491, 132310), (505, 128642), (655, 99182), (982, 66155), (1010, 64321), (1310, 49591), (2455, 26462), (4910, 13231)]