68899160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156589}}^1$

素因数の和:156611

約数の個数: 32

約数和(自身を含む): 169117200

約数和(自身を除く): 100218040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 156589, 313178, 626356, 782945, 1252712, 1565890, 1722479, 3131780, 3444958, 6263560, 6889916, 8612395, 13779832, 17224790, 34449580, 68899160]

約数ペア:

[(1, 68899160), (2, 34449580), (4, 17224790), (5, 13779832), (8, 8612395), (10, 6889916), (11, 6263560), (20, 3444958), (22, 3131780), (40, 1722479), (44, 1565890), (55, 1252712), (88, 782945), (110, 626356), (220, 313178), (440, 156589)]