204477975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 402161760

約数和(自身を除く): 197683785

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 53, 65, 75, 117, 159, 195, 225, 265, 325, 477, 585, 689, 795, 975, 1319, 1325, 2067, 2385, 2925, 3445, 3957, 3975, 6201, 6595, 10335, 11871, 11925, 17147, 17225, 19785, 31005, 32975, 51441, 51675, 59355, 69907, 85735, 98925, 154323, 155025, 209721, 257205, 296775, 349535, 428675, 629163, 771615, 908791, 1048605, 1286025, 1747675, 2726373, 3145815, 3858075, 4543955, 5243025, 8179119, 13631865, 15729075, 22719775, 40895595, 68159325, 204477975]

約数ペア:

[(1, 204477975), (3, 68159325), (5, 40895595), (9, 22719775), (13, 15729075), (15, 13631865), (25, 8179119), (39, 5243025), (45, 4543955), (53, 3858075), (65, 3145815), (75, 2726373), (117, 1747675), (159, 1286025), (195, 1048605), (225, 908791), (265, 771615), (325, 629163), (477, 428675), (585, 349535), (689, 296775), (795, 257205), (975, 209721), (1319, 155025), (1325, 154323), (2067, 98925), (2385, 85735), (2925, 69907), (3445, 59355), (3957, 51675), (3975, 51441), (6201, 32975), (6595, 31005), (10335, 19785), (11871, 17225), (11925, 17147)]