86555560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 252806400

約数和(自身を除く): 166250840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 49, 52, 56, 65, 70, 79, 86, 91, 98, 104, 130, 140, 158, 172, 182, 196, 215, 245, 260, 280, 301, 316, 344, 364, 392, 395, 430, 455, 490, 520, 553, 559, 602, 632, 637, 728, 790, 860, 910, 980, 1027, 1106, 1118, 1204, 1274, 1505, 1580, 1720, 1820, 1960, 2054, 2107, 2212, 2236, 2408, 2548, 2765, 2795, 3010, 3160, 3185, 3397, 3640, 3871, 3913, 4108, 4214, 4424, 4472, 5096, 5135, 5530, 5590, 6020, 6370, 6794, 7189, 7742, 7826, 8216, 8428, 10270, 10535, 11060, 11180, 12040, 12740, 13588, 14378, 15484, 15652, 16856, 16985, 19355, 19565, 20540, 21070, 22120, 22360, 23779, 25480, 27176, 27391, 28756, 30968, 31304, 33970, 35945, 38710, 39130, 41080, 42140, 44161, 47558, 50323, 54782, 57512, 67940, 71890, 77420, 78260, 84280, 88322, 95116, 100646, 109564, 118895, 135880, 136955, 143780, 154840, 156520, 166453, 176644, 190232, 201292, 219128, 220805, 237790, 251615, 273910, 287560, 309127, 332906, 353288, 402584, 441610, 475580, 503230, 547820, 618254, 665812, 832265, 883220, 951160, 1006460, 1095640, 1236508, 1331624, 1545635, 1664530, 1766440, 2012920, 2163889, 2473016, 3091270, 3329060, 4327778, 6182540, 6658120, 8655556, 10819445, 12365080, 17311112, 21638890, 43277780, 86555560]

約数ペア:

[(1, 86555560), (2, 43277780), (4, 21638890), (5, 17311112), (7, 12365080), (8, 10819445), (10, 8655556), (13, 6658120), (14, 6182540), (20, 4327778), (26, 3329060), (28, 3091270), (35, 2473016), (40, 2163889), (43, 2012920), (49, 1766440), (52, 1664530), (56, 1545635), (65, 1331624), (70, 1236508), (79, 1095640), (86, 1006460), (91, 951160), (98, 883220), (104, 832265), (130, 665812), (140, 618254), (158, 547820), (172, 503230), (182, 475580), (196, 441610), (215, 402584), (245, 353288), (260, 332906), (280, 309127), (301, 287560), (316, 273910), (344, 251615), (364, 237790), (392, 220805), (395, 219128), (430, 201292), (455, 190232), (490, 176644), (520, 166453), (553, 156520), (559, 154840), (602, 143780), (632, 136955), (637, 135880), (728, 118895), (790, 109564), (860, 100646), (910, 95116), (980, 88322), (1027, 84280), (1106, 78260), (1118, 77420), (1204, 71890), (1274, 67940), (1505, 57512), (1580, 54782), (1720, 50323), (1820, 47558), (1960, 44161), (2054, 42140), (2107, 41080), (2212, 39130), (2236, 38710), (2408, 35945), (2548, 33970), (2765, 31304), (2795, 30968), (3010, 28756), (3160, 27391), (3185, 27176), (3397, 25480), (3640, 23779), (3871, 22360), (3913, 22120), (4108, 21070), (4214, 20540), (4424, 19565), (4472, 19355), (5096, 16985), (5135, 16856), (5530, 15652), (5590, 15484), (6020, 14378), (6370, 13588), (6794, 12740), (7189, 12040), (7742, 11180), (7826, 11060), (8216, 10535), (8428, 10270)]