128661650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1511}}^1$

素因数の和:1667

約数の個数: 48

約数和(自身を含む): 259858368

約数和(自身を除く): 131196718

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 262, 325, 650, 655, 1310, 1511, 1703, 3022, 3275, 3406, 6550, 7555, 8515, 15110, 17030, 19643, 37775, 39286, 42575, 75550, 85150, 98215, 196430, 197941, 395882, 491075, 982150, 989705, 1979410, 2573233, 4948525, 5146466, 9897050, 12866165, 25732330, 64330825, 128661650]

約数ペア:

[(1, 128661650), (2, 64330825), (5, 25732330), (10, 12866165), (13, 9897050), (25, 5146466), (26, 4948525), (50, 2573233), (65, 1979410), (130, 989705), (131, 982150), (262, 491075), (325, 395882), (650, 197941), (655, 196430), (1310, 98215), (1511, 85150), (1703, 75550), (3022, 42575), (3275, 39286), (3406, 37775), (6550, 19643), (7555, 17030), (8515, 15110)]