129338950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1031}}^1$

素因数の和:1249

約数の個数: 48

約数和(自身を含む): 260670816

約数和(自身を除く): 131331866

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 193, 325, 386, 650, 965, 1031, 1930, 2062, 2509, 4825, 5018, 5155, 9650, 10310, 12545, 13403, 25090, 25775, 26806, 51550, 62725, 67015, 125450, 134030, 198983, 335075, 397966, 670150, 994915, 1989830, 2586779, 4974575, 5173558, 9949150, 12933895, 25867790, 64669475, 129338950]

約数ペア:

[(1, 129338950), (2, 64669475), (5, 25867790), (10, 12933895), (13, 9949150), (25, 5173558), (26, 4974575), (50, 2586779), (65, 1989830), (130, 994915), (193, 670150), (325, 397966), (386, 335075), (650, 198983), (965, 134030), (1031, 125450), (1930, 67015), (2062, 62725), (2509, 51550), (4825, 26806), (5018, 25775), (5155, 25090), (9650, 13403), (10310, 12545)]