64804960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36821}}^1$

素因数の和:36847

約数の個数: 48

約数和(自身を含む): 167024592

約数和(自身を除く): 102219632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 36821, 73642, 147284, 184105, 294568, 368210, 405031, 589136, 736420, 810062, 1178272, 1472840, 1620124, 2025155, 2945680, 3240248, 4050310, 5891360, 6480496, 8100620, 12960992, 16201240, 32402480, 64804960]

約数ペア:

[(1, 64804960), (2, 32402480), (4, 16201240), (5, 12960992), (8, 8100620), (10, 6480496), (11, 5891360), (16, 4050310), (20, 3240248), (22, 2945680), (32, 2025155), (40, 1620124), (44, 1472840), (55, 1178272), (80, 810062), (88, 736420), (110, 589136), (160, 405031), (176, 368210), (220, 294568), (352, 184105), (440, 147284), (880, 73642), (1760, 36821)]