131109550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1667}}^1$

素因数の和:1714

約数の個数: 72

約数和(自身を含む): 288840888

約数和(自身を除く): 157731338

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 130, 143, 242, 275, 286, 325, 550, 605, 650, 715, 1210, 1430, 1573, 1667, 3025, 3146, 3334, 3575, 6050, 7150, 7865, 8335, 15730, 16670, 18337, 21671, 36674, 39325, 41675, 43342, 78650, 83350, 91685, 108355, 183370, 201707, 216710, 238381, 403414, 458425, 476762, 541775, 916850, 1008535, 1083550, 1191905, 2017070, 2383810, 2622191, 5042675, 5244382, 5959525, 10085350, 11919050, 13110955, 26221910, 65554775, 131109550]

約数ペア:

[(1, 131109550), (2, 65554775), (5, 26221910), (10, 13110955), (11, 11919050), (13, 10085350), (22, 5959525), (25, 5244382), (26, 5042675), (50, 2622191), (55, 2383810), (65, 2017070), (110, 1191905), (121, 1083550), (130, 1008535), (143, 916850), (242, 541775), (275, 476762), (286, 458425), (325, 403414), (550, 238381), (605, 216710), (650, 201707), (715, 183370), (1210, 108355), (1430, 91685), (1573, 83350), (1667, 78650), (3025, 43342), (3146, 41675), (3334, 39325), (3575, 36674), (6050, 21671), (7150, 18337), (7865, 16670), (8335, 15730)]