205008712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 422547840

約数和(自身を除く): 217539128

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 131, 136, 148, 262, 296, 311, 524, 622, 629, 1048, 1244, 1258, 2227, 2488, 2516, 4454, 4847, 5032, 5287, 8908, 9694, 10574, 11507, 17816, 19388, 21148, 23014, 38776, 40741, 42296, 46028, 81482, 82399, 92056, 162964, 164798, 195619, 325928, 329596, 391238, 659192, 692597, 782476, 1385194, 1507417, 1564952, 2770388, 3014834, 5540776, 6029668, 12059336, 25626089, 51252178, 102504356, 205008712]

約数ペア:

[(1, 205008712), (2, 102504356), (4, 51252178), (8, 25626089), (17, 12059336), (34, 6029668), (37, 5540776), (68, 3014834), (74, 2770388), (131, 1564952), (136, 1507417), (148, 1385194), (262, 782476), (296, 692597), (311, 659192), (524, 391238), (622, 329596), (629, 325928), (1048, 195619), (1244, 164798), (1258, 162964), (2227, 92056), (2488, 82399), (2516, 81482), (4454, 46028), (4847, 42296), (5032, 40741), (5287, 38776), (8908, 23014), (9694, 21148), (10574, 19388), (11507, 17816)]