64166960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 160

約数和(自身を含む): 179988480

約数和(自身を除く): 115821520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 71, 79, 80, 88, 104, 110, 130, 142, 143, 158, 176, 208, 220, 260, 284, 286, 316, 355, 395, 440, 520, 568, 572, 632, 710, 715, 781, 790, 869, 880, 923, 1027, 1040, 1136, 1144, 1264, 1420, 1430, 1562, 1580, 1738, 1846, 2054, 2288, 2840, 2860, 3124, 3160, 3476, 3692, 3905, 4108, 4345, 4615, 5135, 5609, 5680, 5720, 6248, 6320, 6952, 7384, 7810, 8216, 8690, 9230, 10153, 10270, 11218, 11297, 11440, 12496, 13904, 14768, 15620, 16432, 17380, 18460, 20306, 20540, 22436, 22594, 28045, 31240, 34760, 36920, 40612, 41080, 44872, 45188, 50765, 56090, 56485, 61699, 62480, 69520, 72917, 73840, 81224, 82160, 89744, 90376, 101530, 112180, 112970, 123398, 145834, 162448, 180752, 203060, 224360, 225940, 246796, 291668, 308495, 364585, 406120, 448720, 451880, 493592, 583336, 616990, 729170, 802087, 812240, 903760, 987184, 1166672, 1233980, 1458340, 1604174, 2467960, 2916680, 3208348, 4010435, 4935920, 5833360, 6416696, 8020870, 12833392, 16041740, 32083480, 64166960]

約数ペア:

[(1, 64166960), (2, 32083480), (4, 16041740), (5, 12833392), (8, 8020870), (10, 6416696), (11, 5833360), (13, 4935920), (16, 4010435), (20, 3208348), (22, 2916680), (26, 2467960), (40, 1604174), (44, 1458340), (52, 1233980), (55, 1166672), (65, 987184), (71, 903760), (79, 812240), (80, 802087), (88, 729170), (104, 616990), (110, 583336), (130, 493592), (142, 451880), (143, 448720), (158, 406120), (176, 364585), (208, 308495), (220, 291668), (260, 246796), (284, 225940), (286, 224360), (316, 203060), (355, 180752), (395, 162448), (440, 145834), (520, 123398), (568, 112970), (572, 112180), (632, 101530), (710, 90376), (715, 89744), (781, 82160), (790, 81224), (869, 73840), (880, 72917), (923, 69520), (1027, 62480), (1040, 61699), (1136, 56485), (1144, 56090), (1264, 50765), (1420, 45188), (1430, 44872), (1562, 41080), (1580, 40612), (1738, 36920), (1846, 34760), (2054, 31240), (2288, 28045), (2840, 22594), (2860, 22436), (3124, 20540), (3160, 20306), (3476, 18460), (3692, 17380), (3905, 16432), (4108, 15620), (4345, 14768), (4615, 13904), (5135, 12496), (5609, 11440), (5680, 11297), (5720, 11218), (6248, 10270), (6320, 10153), (6952, 9230), (7384, 8690), (7810, 8216)]