163641808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 362119680

約数和(自身を除く): 198477872

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 89, 124, 176, 178, 248, 337, 341, 356, 496, 674, 682, 712, 979, 1348, 1364, 1424, 1958, 2696, 2728, 2759, 3707, 3916, 5392, 5456, 5518, 7414, 7832, 10447, 11036, 14828, 15664, 20894, 22072, 29656, 29993, 30349, 41788, 44144, 59312, 59986, 60698, 83576, 114917, 119972, 121396, 167152, 229834, 239944, 242792, 329923, 459668, 479888, 485584, 659846, 919336, 929783, 1319692, 1838672, 1859566, 2639384, 3719132, 5278768, 7438264, 10227613, 14876528, 20455226, 40910452, 81820904, 163641808]

約数ペア:

[(1, 163641808), (2, 81820904), (4, 40910452), (8, 20455226), (11, 14876528), (16, 10227613), (22, 7438264), (31, 5278768), (44, 3719132), (62, 2639384), (88, 1859566), (89, 1838672), (124, 1319692), (176, 929783), (178, 919336), (248, 659846), (337, 485584), (341, 479888), (356, 459668), (496, 329923), (674, 242792), (682, 239944), (712, 229834), (979, 167152), (1348, 121396), (1364, 119972), (1424, 114917), (1958, 83576), (2696, 60698), (2728, 59986), (2759, 59312), (3707, 44144), (3916, 41788), (5392, 30349), (5456, 29993), (5518, 29656), (7414, 22072), (7832, 20894), (10447, 15664), (11036, 14828)]