89866480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{102121}}^1$

素因数の和:102145

約数の個数: 40

約数和(自身を含む): 227936304

約数和(自身を除く): 138069824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 102121, 204242, 408484, 510605, 816968, 1021210, 1123331, 1633936, 2042420, 2246662, 4084840, 4493324, 5616655, 8169680, 8986648, 11233310, 17973296, 22466620, 44933240, 89866480]

約数ペア:

[(1, 89866480), (2, 44933240), (4, 22466620), (5, 17973296), (8, 11233310), (10, 8986648), (11, 8169680), (16, 5616655), (20, 4493324), (22, 4084840), (40, 2246662), (44, 2042420), (55, 1633936), (80, 1123331), (88, 1021210), (110, 816968), (176, 510605), (220, 408484), (440, 204242), (880, 102121)]