77203828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 150186960

約数和(自身を除く): 72983132

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 109, 212, 218, 257, 436, 514, 689, 1028, 1378, 1417, 2756, 2834, 3341, 5668, 5777, 6682, 11554, 13364, 13621, 23108, 27242, 28013, 54484, 56026, 75101, 112052, 150202, 177073, 300404, 354146, 364169, 708292, 728338, 1456676, 1484689, 2969378, 5938756, 19300957, 38601914, 77203828]

約数ペア:

[(1, 77203828), (2, 38601914), (4, 19300957), (13, 5938756), (26, 2969378), (52, 1484689), (53, 1456676), (106, 728338), (109, 708292), (212, 364169), (218, 354146), (257, 300404), (436, 177073), (514, 150202), (689, 112052), (1028, 75101), (1378, 56026), (1417, 54484), (2756, 28013), (2834, 27242), (3341, 23108), (5668, 13621), (5777, 13364), (6682, 11554)]