91314520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 236390400

約数和(自身を除く): 145075880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 71, 74, 79, 88, 110, 142, 148, 158, 185, 220, 284, 296, 316, 355, 370, 395, 407, 440, 568, 632, 710, 740, 781, 790, 814, 869, 1420, 1480, 1562, 1580, 1628, 1738, 2035, 2627, 2840, 2923, 3124, 3160, 3256, 3476, 3905, 4070, 4345, 5254, 5609, 5846, 6248, 6952, 7810, 8140, 8690, 10508, 11218, 11692, 13135, 14615, 15620, 16280, 17380, 21016, 22436, 23384, 26270, 28045, 28897, 29230, 31240, 32153, 34760, 44872, 52540, 56090, 57794, 58460, 61699, 64306, 105080, 112180, 115588, 116920, 123398, 128612, 144485, 160765, 207533, 224360, 231176, 246796, 257224, 288970, 308495, 321530, 415066, 493592, 577940, 616990, 643060, 830132, 1037665, 1155880, 1233980, 1286120, 1660264, 2075330, 2282863, 2467960, 4150660, 4565726, 8301320, 9131452, 11414315, 18262904, 22828630, 45657260, 91314520]

約数ペア:

[(1, 91314520), (2, 45657260), (4, 22828630), (5, 18262904), (8, 11414315), (10, 9131452), (11, 8301320), (20, 4565726), (22, 4150660), (37, 2467960), (40, 2282863), (44, 2075330), (55, 1660264), (71, 1286120), (74, 1233980), (79, 1155880), (88, 1037665), (110, 830132), (142, 643060), (148, 616990), (158, 577940), (185, 493592), (220, 415066), (284, 321530), (296, 308495), (316, 288970), (355, 257224), (370, 246796), (395, 231176), (407, 224360), (440, 207533), (568, 160765), (632, 144485), (710, 128612), (740, 123398), (781, 116920), (790, 115588), (814, 112180), (869, 105080), (1420, 64306), (1480, 61699), (1562, 58460), (1580, 57794), (1628, 56090), (1738, 52540), (2035, 44872), (2627, 34760), (2840, 32153), (2923, 31240), (3124, 29230), (3160, 28897), (3256, 28045), (3476, 26270), (3905, 23384), (4070, 22436), (4345, 21016), (5254, 17380), (5609, 16280), (5846, 15620), (6248, 14615), (6952, 13135), (7810, 11692), (8140, 11218), (8690, 10508)]