64700680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147047}}^1$

素因数の和:147069

約数の個数: 32

約数和(自身を含む): 158811840

約数和(自身を除く): 94111160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 147047, 294094, 588188, 735235, 1176376, 1470470, 1617517, 2940940, 3235034, 5881880, 6470068, 8087585, 12940136, 16175170, 32350340, 64700680]

約数ペア:

[(1, 64700680), (2, 32350340), (4, 16175170), (5, 12940136), (8, 8087585), (10, 6470068), (11, 5881880), (20, 3235034), (22, 2940940), (40, 1617517), (44, 1470470), (55, 1176376), (88, 735235), (110, 588188), (220, 294094), (440, 147047)]