87818260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1493}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 196526736

約数和(自身を除く): 108708476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 692, 865, 1493, 1730, 2941, 2986, 3460, 5882, 5972, 7465, 11764, 14705, 14930, 25381, 29410, 29860, 50762, 58820, 101524, 126905, 253810, 258289, 507620, 516578, 1033156, 1291445, 2582890, 4390913, 5165780, 8781826, 17563652, 21954565, 43909130, 87818260]

約数ペア:

[(1, 87818260), (2, 43909130), (4, 21954565), (5, 17563652), (10, 8781826), (17, 5165780), (20, 4390913), (34, 2582890), (68, 1291445), (85, 1033156), (170, 516578), (173, 507620), (340, 258289), (346, 253810), (692, 126905), (865, 101524), (1493, 58820), (1730, 50762), (2941, 29860), (2986, 29410), (3460, 25381), (5882, 14930), (5972, 14705), (7465, 11764)]