200845905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1$

素因数の和:1490

約数の個数: 64

約数和(自身を含む): 375217920

約数和(自身を除く): 174372015

約数列:

[1, 3, 5, 13, 15, 17, 39, 43, 51, 65, 85, 129, 195, 215, 221, 255, 559, 645, 663, 731, 1105, 1409, 1677, 2193, 2795, 3315, 3655, 4227, 7045, 8385, 9503, 10965, 18317, 21135, 23953, 28509, 47515, 54951, 60587, 71859, 91585, 119765, 142545, 181761, 274755, 302935, 311389, 359295, 787631, 908805, 934167, 1029979, 1556945, 2362893, 3089937, 3938155, 4670835, 5149895, 11814465, 13389727, 15449685, 40169181, 66948635, 200845905]

約数ペア:

[(1, 200845905), (3, 66948635), (5, 40169181), (13, 15449685), (15, 13389727), (17, 11814465), (39, 5149895), (43, 4670835), (51, 3938155), (65, 3089937), (85, 2362893), (129, 1556945), (195, 1029979), (215, 934167), (221, 908805), (255, 787631), (559, 359295), (645, 311389), (663, 302935), (731, 274755), (1105, 181761), (1409, 142545), (1677, 119765), (2193, 91585), (2795, 71859), (3315, 60587), (3655, 54951), (4227, 47515), (7045, 28509), (8385, 23953), (9503, 21135), (10965, 18317)]