81910044

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 212808960

約数和(自身を除く): 130898916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 83, 158, 166, 237, 249, 316, 332, 347, 474, 498, 694, 711, 747, 948, 996, 1041, 1388, 1422, 1494, 2082, 2844, 2988, 3123, 4164, 6246, 6557, 12492, 13114, 19671, 26228, 27413, 28801, 39342, 54826, 57602, 59013, 78684, 82239, 86403, 109652, 115204, 118026, 164478, 172806, 236052, 246717, 259209, 328956, 345612, 493434, 518418, 986868, 1036836, 2275279, 4550558, 6825837, 9101116, 13651674, 20477511, 27303348, 40955022, 81910044]

約数ペア:

[(1, 81910044), (2, 40955022), (3, 27303348), (4, 20477511), (6, 13651674), (9, 9101116), (12, 6825837), (18, 4550558), (36, 2275279), (79, 1036836), (83, 986868), (158, 518418), (166, 493434), (237, 345612), (249, 328956), (316, 259209), (332, 246717), (347, 236052), (474, 172806), (498, 164478), (694, 118026), (711, 115204), (747, 109652), (948, 86403), (996, 82239), (1041, 78684), (1388, 59013), (1422, 57602), (1494, 54826), (2082, 39342), (2844, 28801), (2988, 27413), (3123, 26228), (4164, 19671), (6246, 13114), (6557, 12492)]