26856310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 29027210

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 83, 95, 130, 131, 166, 190, 247, 262, 415, 494, 655, 830, 1079, 1235, 1310, 1577, 1703, 2158, 2470, 2489, 3154, 3406, 4978, 5395, 7885, 8515, 10790, 10873, 12445, 15770, 17030, 20501, 21746, 24890, 32357, 41002, 54365, 64714, 102505, 108730, 141349, 161785, 205010, 206587, 282698, 323570, 413174, 706745, 1032935, 1413490, 2065870, 2685631, 5371262, 13428155, 26856310]

約数ペア:

[(1, 26856310), (2, 13428155), (5, 5371262), (10, 2685631), (13, 2065870), (19, 1413490), (26, 1032935), (38, 706745), (65, 413174), (83, 323570), (95, 282698), (130, 206587), (131, 205010), (166, 161785), (190, 141349), (247, 108730), (262, 102505), (415, 64714), (494, 54365), (655, 41002), (830, 32357), (1079, 24890), (1235, 21746), (1310, 20501), (1577, 17030), (1703, 15770), (2158, 12445), (2470, 10873), (2489, 10790), (3154, 8515), (3406, 7885), (4978, 5395)]