205388516

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 386104320

約数和(自身を除く): 180715804

約数列:

[1, 2, 4, 31, 41, 62, 71, 82, 124, 142, 164, 284, 569, 1138, 1271, 2201, 2276, 2542, 2911, 4402, 5084, 5822, 8804, 11644, 17639, 23329, 35278, 40399, 46658, 70556, 80798, 90241, 93316, 161596, 180482, 360964, 723199, 1252369, 1446398, 1656359, 2504738, 2892796, 3312718, 5009476, 6625436, 51347129, 102694258, 205388516]

約数ペア:

[(1, 205388516), (2, 102694258), (4, 51347129), (31, 6625436), (41, 5009476), (62, 3312718), (71, 2892796), (82, 2504738), (124, 1656359), (142, 1446398), (164, 1252369), (284, 723199), (569, 360964), (1138, 180482), (1271, 161596), (2201, 93316), (2276, 90241), (2542, 80798), (2911, 70556), (4402, 46658), (5084, 40399), (5822, 35278), (8804, 23329), (11644, 17639)]