163382380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{31541}}^1$

素因数の和:31594

約数の個数: 48

約数和(自身を含む): 402728256

約数和(自身を除く): 239345876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 31541, 63082, 126164, 157705, 220787, 315410, 441574, 630820, 883148, 1103935, 1167017, 2207870, 2334034, 4415740, 4668068, 5835085, 8169119, 11670170, 16338238, 23340340, 32676476, 40845595, 81691190, 163382380]

約数ペア:

[(1, 163382380), (2, 81691190), (4, 40845595), (5, 32676476), (7, 23340340), (10, 16338238), (14, 11670170), (20, 8169119), (28, 5835085), (35, 4668068), (37, 4415740), (70, 2334034), (74, 2207870), (140, 1167017), (148, 1103935), (185, 883148), (259, 630820), (370, 441574), (518, 315410), (740, 220787), (1036, 157705), (1295, 126164), (2590, 63082), (5180, 31541)]