202465009905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1667}}^1\times {\mathrm{1811}}^1$

素因数の和:3766

約数の個数: 64

約数和(自身を含む): 344700499968

約数和(自身を除く): 142235490063

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 789, 1315, 1667, 1811, 3945, 4471, 5001, 5433, 8335, 9055, 13413, 22355, 25005, 27165, 28339, 30787, 67065, 85017, 92361, 141695, 153935, 425085, 438421, 461805, 476293, 1315263, 1428879, 2192105, 2381465, 3018937, 6576315, 7144395, 7453157, 8096981, 9056811, 15094685, 22359471, 24290943, 37265785, 40484905, 45284055, 51321929, 111797355, 121454715, 153965787, 256609645, 769828935, 793980431, 2381941293, 3969902155, 11909706465, 13497667327, 40493001981, 67488336635, 202465009905]

約数ペア:

[(1, 202465009905), (3, 67488336635), (5, 40493001981), (15, 13497667327), (17, 11909706465), (51, 3969902155), (85, 2381941293), (255, 793980431), (263, 769828935), (789, 256609645), (1315, 153965787), (1667, 121454715), (1811, 111797355), (3945, 51321929), (4471, 45284055), (5001, 40484905), (5433, 37265785), (8335, 24290943), (9055, 22359471), (13413, 15094685), (22355, 9056811), (25005, 8096981), (27165, 7453157), (28339, 7144395), (30787, 6576315), (67065, 3018937), (85017, 2381465), (92361, 2192105), (141695, 1428879), (153935, 1315263), (425085, 476293), (438421, 461805)]