102531260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12721}}^1$

素因数の和:12774

約数の個数: 48

約数和(自身を含む): 239377152

約数和(自身を除く): 136845892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 12721, 25442, 50884, 63605, 127210, 165373, 254420, 330746, 394351, 661492, 788702, 826865, 1577404, 1653730, 1971755, 3307460, 3943510, 5126563, 7887020, 10253126, 20506252, 25632815, 51265630, 102531260]

約数ペア:

[(1, 102531260), (2, 51265630), (4, 25632815), (5, 20506252), (10, 10253126), (13, 7887020), (20, 5126563), (26, 3943510), (31, 3307460), (52, 1971755), (62, 1653730), (65, 1577404), (124, 826865), (130, 788702), (155, 661492), (260, 394351), (310, 330746), (403, 254420), (620, 165373), (806, 127210), (1612, 63605), (2015, 50884), (4030, 25442), (8060, 12721)]