64867820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1699}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 143942400

約数和(自身を除く): 79074580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1699, 1909, 3398, 3818, 6796, 7636, 8495, 9545, 16990, 19090, 33980, 38180, 39077, 78154, 141017, 156308, 195385, 282034, 390770, 564068, 705085, 781540, 1410170, 2820340, 3243391, 6486782, 12973564, 16216955, 32433910, 64867820]

約数ペア:

[(1, 64867820), (2, 32433910), (4, 16216955), (5, 12973564), (10, 6486782), (20, 3243391), (23, 2820340), (46, 1410170), (83, 781540), (92, 705085), (115, 564068), (166, 390770), (230, 282034), (332, 195385), (415, 156308), (460, 141017), (830, 78154), (1660, 39077), (1699, 38180), (1909, 33980), (3398, 19090), (3818, 16990), (6796, 9545), (7636, 8495)]