326765920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1237}}^1$

素因数の和:1392

約数の個数: 96

約数和(自身を含む): 838591488

約数和(自身を除く): 511825568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 127, 130, 160, 208, 254, 260, 416, 508, 520, 635, 1016, 1040, 1237, 1270, 1651, 2032, 2080, 2474, 2540, 3302, 4064, 4948, 5080, 6185, 6604, 8255, 9896, 10160, 12370, 13208, 16081, 16510, 19792, 20320, 24740, 26416, 32162, 33020, 39584, 49480, 52832, 64324, 66040, 80405, 98960, 128648, 132080, 157099, 160810, 197920, 257296, 264160, 314198, 321620, 514592, 628396, 643240, 785495, 1256792, 1286480, 1570990, 2042287, 2513584, 2572960, 3141980, 4084574, 5027168, 6283960, 8169148, 10211435, 12567920, 16338296, 20422870, 25135840, 32676592, 40845740, 65353184, 81691480, 163382960, 326765920]

約数ペア:

[(1, 326765920), (2, 163382960), (4, 81691480), (5, 65353184), (8, 40845740), (10, 32676592), (13, 25135840), (16, 20422870), (20, 16338296), (26, 12567920), (32, 10211435), (40, 8169148), (52, 6283960), (65, 5027168), (80, 4084574), (104, 3141980), (127, 2572960), (130, 2513584), (160, 2042287), (208, 1570990), (254, 1286480), (260, 1256792), (416, 785495), (508, 643240), (520, 628396), (635, 514592), (1016, 321620), (1040, 314198), (1237, 264160), (1270, 257296), (1651, 197920), (2032, 160810), (2080, 157099), (2474, 132080), (2540, 128648), (3302, 98960), (4064, 80405), (4948, 66040), (5080, 64324), (6185, 52832), (6604, 49480), (8255, 39584), (9896, 33020), (10160, 32162), (12370, 26416), (13208, 24740), (16081, 20320), (16510, 19792)]