71767575

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 142062336

約数和(自身を除く): 70294761

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 107, 165, 225, 271, 275, 321, 495, 535, 813, 825, 963, 1177, 1355, 1605, 2439, 2475, 2675, 2981, 3531, 4065, 4815, 5885, 6775, 8025, 8943, 10593, 12195, 14905, 17655, 20325, 24075, 26829, 28997, 29425, 44715, 52965, 60975, 74525, 86991, 88275, 134145, 144985, 223575, 260973, 264825, 318967, 434955, 670725, 724925, 956901, 1304865, 1594835, 2174775, 2870703, 4784505, 6524325, 7974175, 14353515, 23922525, 71767575]

約数ペア:

[(1, 71767575), (3, 23922525), (5, 14353515), (9, 7974175), (11, 6524325), (15, 4784505), (25, 2870703), (33, 2174775), (45, 1594835), (55, 1304865), (75, 956901), (99, 724925), (107, 670725), (165, 434955), (225, 318967), (271, 264825), (275, 260973), (321, 223575), (495, 144985), (535, 134145), (813, 88275), (825, 86991), (963, 74525), (1177, 60975), (1355, 52965), (1605, 44715), (2439, 29425), (2475, 28997), (2675, 26829), (2981, 24075), (3531, 20325), (4065, 17655), (4815, 14905), (5885, 12195), (6775, 10593), (8025, 8943)]