163996910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{571}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 369667584

約数和(自身を除く): 205670674

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 373, 385, 571, 746, 770, 1142, 1865, 2611, 2855, 3730, 3997, 4103, 5222, 5710, 6281, 7994, 8206, 12562, 13055, 19985, 20515, 26110, 28721, 31405, 39970, 41030, 43967, 57442, 62810, 87934, 143605, 212983, 219835, 287210, 425966, 439670, 1064915, 1490881, 2129830, 2342813, 2981762, 4685626, 7454405, 11714065, 14908810, 16399691, 23428130, 32799382, 81998455, 163996910]

約数ペア:

[(1, 163996910), (2, 81998455), (5, 32799382), (7, 23428130), (10, 16399691), (11, 14908810), (14, 11714065), (22, 7454405), (35, 4685626), (55, 2981762), (70, 2342813), (77, 2129830), (110, 1490881), (154, 1064915), (373, 439670), (385, 425966), (571, 287210), (746, 219835), (770, 212983), (1142, 143605), (1865, 87934), (2611, 62810), (2855, 57442), (3730, 43967), (3997, 41030), (4103, 39970), (5222, 31405), (5710, 28721), (6281, 26110), (7994, 20515), (8206, 19985), (12562, 13055)]