75881080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 196992000

約数和(自身を除く): 121110920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 59, 74, 79, 88, 110, 118, 148, 158, 185, 220, 236, 295, 296, 316, 370, 395, 407, 440, 472, 590, 632, 649, 740, 790, 814, 869, 1180, 1298, 1480, 1580, 1628, 1738, 2035, 2183, 2360, 2596, 2923, 3160, 3245, 3256, 3476, 4070, 4345, 4366, 4661, 5192, 5846, 6490, 6952, 8140, 8690, 8732, 9322, 10915, 11692, 12980, 14615, 16280, 17380, 17464, 18644, 21830, 23305, 23384, 24013, 25960, 29230, 32153, 34760, 37288, 43660, 46610, 48026, 51271, 58460, 64306, 87320, 93220, 96052, 102542, 116920, 120065, 128612, 160765, 172457, 186440, 192104, 205084, 240130, 256355, 257224, 321530, 344914, 410168, 480260, 512710, 643060, 689828, 862285, 960520, 1025420, 1286120, 1379656, 1724570, 1897027, 2050840, 3449140, 3794054, 6898280, 7588108, 9485135, 15176216, 18970270, 37940540, 75881080]

約数ペア:

[(1, 75881080), (2, 37940540), (4, 18970270), (5, 15176216), (8, 9485135), (10, 7588108), (11, 6898280), (20, 3794054), (22, 3449140), (37, 2050840), (40, 1897027), (44, 1724570), (55, 1379656), (59, 1286120), (74, 1025420), (79, 960520), (88, 862285), (110, 689828), (118, 643060), (148, 512710), (158, 480260), (185, 410168), (220, 344914), (236, 321530), (295, 257224), (296, 256355), (316, 240130), (370, 205084), (395, 192104), (407, 186440), (440, 172457), (472, 160765), (590, 128612), (632, 120065), (649, 116920), (740, 102542), (790, 96052), (814, 93220), (869, 87320), (1180, 64306), (1298, 58460), (1480, 51271), (1580, 48026), (1628, 46610), (1738, 43660), (2035, 37288), (2183, 34760), (2360, 32153), (2596, 29230), (2923, 25960), (3160, 24013), (3245, 23384), (3256, 23305), (3476, 21830), (4070, 18644), (4345, 17464), (4366, 17380), (4661, 16280), (5192, 14615), (5846, 12980), (6490, 11692), (6952, 10915), (8140, 9322), (8690, 8732)]