199769552

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1107

約数の個数: 40

約数和(自身を含む): 396855552

約数和(自身を除く): 197086000

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 421, 631, 752, 842, 1262, 1684, 2524, 3368, 5048, 6736, 10096, 19787, 29657, 39574, 59314, 79148, 118628, 158296, 237256, 265651, 316592, 474512, 531302, 1062604, 2125208, 4250416, 12485597, 24971194, 49942388, 99884776, 199769552]

約数ペア:

[(1, 199769552), (2, 99884776), (4, 49942388), (8, 24971194), (16, 12485597), (47, 4250416), (94, 2125208), (188, 1062604), (376, 531302), (421, 474512), (631, 316592), (752, 265651), (842, 237256), (1262, 158296), (1684, 118628), (2524, 79148), (3368, 59314), (5048, 39574), (6736, 29657), (10096, 19787)]