262425130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 533174400

約数和(自身を除く): 270749270

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 109, 110, 215, 218, 430, 473, 509, 545, 946, 1018, 1090, 1199, 2365, 2398, 2545, 4687, 4730, 5090, 5599, 5995, 9374, 11198, 11990, 21887, 23435, 27995, 43774, 46870, 51557, 55481, 55990, 103114, 109435, 110962, 218870, 240757, 257785, 277405, 481514, 515570, 554810, 610291, 1203785, 1220582, 2385683, 2407570, 3051455, 4771366, 6102910, 11928415, 23856830, 26242513, 52485026, 131212565, 262425130]

約数ペア:

[(1, 262425130), (2, 131212565), (5, 52485026), (10, 26242513), (11, 23856830), (22, 11928415), (43, 6102910), (55, 4771366), (86, 3051455), (109, 2407570), (110, 2385683), (215, 1220582), (218, 1203785), (430, 610291), (473, 554810), (509, 515570), (545, 481514), (946, 277405), (1018, 257785), (1090, 240757), (1199, 218870), (2365, 110962), (2398, 109435), (2545, 103114), (4687, 55990), (4730, 55481), (5090, 51557), (5599, 46870), (5995, 43774), (9374, 27995), (11198, 23435), (11990, 21887)]