77722480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88321}}^1$

素因数の和:88345

約数の個数: 40

約数和(自身を含む): 197134704

約数和(自身を除く): 119412224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 88321, 176642, 353284, 441605, 706568, 883210, 971531, 1413136, 1766420, 1943062, 3532840, 3886124, 4857655, 7065680, 7772248, 9715310, 15544496, 19430620, 38861240, 77722480]

約数ペア:

[(1, 77722480), (2, 38861240), (4, 19430620), (5, 15544496), (8, 9715310), (10, 7772248), (11, 7065680), (16, 4857655), (20, 3886124), (22, 3532840), (40, 1943062), (44, 1766420), (55, 1413136), (80, 971531), (88, 883210), (110, 706568), (176, 441605), (220, 353284), (440, 176642), (880, 88321)]