160165840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 424258560

約数和(自身を除く): 264092720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 31, 34, 40, 58, 62, 68, 80, 85, 116, 124, 131, 136, 145, 155, 170, 232, 248, 262, 272, 290, 310, 340, 464, 493, 496, 524, 527, 580, 620, 655, 680, 899, 986, 1048, 1054, 1160, 1240, 1310, 1360, 1798, 1972, 2096, 2108, 2227, 2320, 2465, 2480, 2620, 2635, 3596, 3799, 3944, 4061, 4216, 4454, 4495, 4930, 5240, 5270, 7192, 7598, 7888, 8122, 8432, 8908, 8990, 9860, 10480, 10540, 11135, 14384, 15196, 15283, 16244, 17816, 17980, 18995, 19720, 20305, 21080, 22270, 30392, 30566, 32488, 35632, 35960, 37990, 39440, 40610, 42160, 44540, 60784, 61132, 64583, 64976, 69037, 71920, 75980, 76415, 81220, 89080, 117769, 122264, 129166, 138074, 151960, 152830, 162440, 178160, 235538, 244528, 258332, 276148, 303920, 305660, 322915, 324880, 345185, 471076, 516664, 552296, 588845, 611320, 645830, 690370, 942152, 1033328, 1104592, 1177690, 1222640, 1291660, 1380740, 1884304, 2002073, 2355380, 2583320, 2761480, 4004146, 4710760, 5166640, 5522960, 8008292, 9421520, 10010365, 16016584, 20020730, 32033168, 40041460, 80082920, 160165840]

約数ペア:

[(1, 160165840), (2, 80082920), (4, 40041460), (5, 32033168), (8, 20020730), (10, 16016584), (16, 10010365), (17, 9421520), (20, 8008292), (29, 5522960), (31, 5166640), (34, 4710760), (40, 4004146), (58, 2761480), (62, 2583320), (68, 2355380), (80, 2002073), (85, 1884304), (116, 1380740), (124, 1291660), (131, 1222640), (136, 1177690), (145, 1104592), (155, 1033328), (170, 942152), (232, 690370), (248, 645830), (262, 611320), (272, 588845), (290, 552296), (310, 516664), (340, 471076), (464, 345185), (493, 324880), (496, 322915), (524, 305660), (527, 303920), (580, 276148), (620, 258332), (655, 244528), (680, 235538), (899, 178160), (986, 162440), (1048, 152830), (1054, 151960), (1160, 138074), (1240, 129166), (1310, 122264), (1360, 117769), (1798, 89080), (1972, 81220), (2096, 76415), (2108, 75980), (2227, 71920), (2320, 69037), (2465, 64976), (2480, 64583), (2620, 61132), (2635, 60784), (3596, 44540), (3799, 42160), (3944, 40610), (4061, 39440), (4216, 37990), (4454, 35960), (4495, 35632), (4930, 32488), (5240, 30566), (5270, 30392), (7192, 22270), (7598, 21080), (7888, 20305), (8122, 19720), (8432, 18995), (8908, 17980), (8990, 17816), (9860, 16244), (10480, 15283), (10540, 15196), (11135, 14384)]