201796205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 293787648

約数和(自身を除く): 91991443

約数列:

[1, 5, 13, 17, 31, 43, 65, 85, 137, 155, 215, 221, 403, 527, 559, 685, 731, 1105, 1333, 1781, 2015, 2329, 2635, 2795, 3655, 4247, 5891, 6665, 6851, 8905, 9503, 11645, 17329, 21235, 22661, 29455, 30277, 34255, 47515, 55211, 72199, 76583, 86645, 100147, 113305, 151385, 182621, 276055, 294593, 360995, 382915, 500735, 913105, 938587, 1301911, 1472965, 2374073, 3104557, 4692935, 6509555, 11870365, 15522785, 40359241, 201796205]

約数ペア:

[(1, 201796205), (5, 40359241), (13, 15522785), (17, 11870365), (31, 6509555), (43, 4692935), (65, 3104557), (85, 2374073), (137, 1472965), (155, 1301911), (215, 938587), (221, 913105), (403, 500735), (527, 382915), (559, 360995), (685, 294593), (731, 276055), (1105, 182621), (1333, 151385), (1781, 113305), (2015, 100147), (2329, 86645), (2635, 76583), (2795, 72199), (3655, 55211), (4247, 47515), (5891, 34255), (6665, 30277), (6851, 29455), (8905, 22661), (9503, 21235), (11645, 17329)]