64493884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1087}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 139890688

約数和(自身を除く): 75396804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 163, 182, 326, 364, 652, 1087, 1141, 2119, 2174, 2282, 4238, 4348, 4564, 7609, 8476, 14131, 14833, 15218, 28262, 29666, 30436, 56524, 59332, 98917, 177181, 197834, 354362, 395668, 708724, 1240267, 2303353, 2480534, 4606706, 4961068, 9213412, 16123471, 32246942, 64493884]

約数ペア:

[(1, 64493884), (2, 32246942), (4, 16123471), (7, 9213412), (13, 4961068), (14, 4606706), (26, 2480534), (28, 2303353), (52, 1240267), (91, 708724), (163, 395668), (182, 354362), (326, 197834), (364, 177181), (652, 98917), (1087, 59332), (1141, 56524), (2119, 30436), (2174, 29666), (2282, 28262), (4238, 15218), (4348, 14833), (4564, 14131), (7609, 8476)]