26690320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 65138688

約数和(自身を除く): 38448368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 71, 74, 80, 127, 142, 148, 185, 254, 284, 296, 355, 370, 508, 568, 592, 635, 710, 740, 1016, 1136, 1270, 1420, 1480, 2032, 2540, 2627, 2840, 2960, 4699, 5080, 5254, 5680, 9017, 9398, 10160, 10508, 13135, 18034, 18796, 21016, 23495, 26270, 36068, 37592, 42032, 45085, 46990, 52540, 72136, 75184, 90170, 93980, 105080, 144272, 180340, 187960, 210160, 333629, 360680, 375920, 667258, 721360, 1334516, 1668145, 2669032, 3336290, 5338064, 6672580, 13345160, 26690320]

約数ペア:

[(1, 26690320), (2, 13345160), (4, 6672580), (5, 5338064), (8, 3336290), (10, 2669032), (16, 1668145), (20, 1334516), (37, 721360), (40, 667258), (71, 375920), (74, 360680), (80, 333629), (127, 210160), (142, 187960), (148, 180340), (185, 144272), (254, 105080), (284, 93980), (296, 90170), (355, 75184), (370, 72136), (508, 52540), (568, 46990), (592, 45085), (635, 42032), (710, 37592), (740, 36068), (1016, 26270), (1136, 23495), (1270, 21016), (1420, 18796), (1480, 18034), (2032, 13135), (2540, 10508), (2627, 10160), (2840, 9398), (2960, 9017), (4699, 5680), (5080, 5254)]