1249950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 3343536

約数和(自身を除く): 2093586

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 641, 650, 975, 1282, 1923, 1950, 3205, 3846, 6410, 8333, 9615, 16025, 16666, 19230, 24999, 32050, 41665, 48075, 49998, 83330, 96150, 124995, 208325, 249990, 416650, 624975, 1249950]

約数ペア:

[(1, 1249950), (2, 624975), (3, 416650), (5, 249990), (6, 208325), (10, 124995), (13, 96150), (15, 83330), (25, 49998), (26, 48075), (30, 41665), (39, 32050), (50, 24999), (65, 19230), (75, 16666), (78, 16025), (130, 9615), (150, 8333), (195, 6410), (325, 3846), (390, 3205), (641, 1950), (650, 1923), (975, 1282)]