1296263800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{38351}}^1$

素因数の和:38393

約数の個数: 72

約数和(自身を含む): 3263563440

約数和(自身を除く): 1967299640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 650, 676, 845, 1300, 1352, 1690, 2600, 3380, 4225, 6760, 8450, 16900, 33800, 38351, 76702, 153404, 191755, 306808, 383510, 498563, 767020, 958775, 997126, 1534040, 1917550, 1994252, 2492815, 3835100, 3988504, 4985630, 6481319, 7670200, 9971260, 12464075, 12962638, 19942520, 24928150, 25925276, 32406595, 49856300, 51850552, 64813190, 99712600, 129626380, 162032975, 259252760, 324065950, 648131900, 1296263800]

約数ペア:

[(1, 1296263800), (2, 648131900), (4, 324065950), (5, 259252760), (8, 162032975), (10, 129626380), (13, 99712600), (20, 64813190), (25, 51850552), (26, 49856300), (40, 32406595), (50, 25925276), (52, 24928150), (65, 19942520), (100, 12962638), (104, 12464075), (130, 9971260), (169, 7670200), (200, 6481319), (260, 4985630), (325, 3988504), (338, 3835100), (520, 2492815), (650, 1994252), (676, 1917550), (845, 1534040), (1300, 997126), (1352, 958775), (1690, 767020), (2600, 498563), (3380, 383510), (4225, 306808), (6760, 191755), (8450, 153404), (16900, 76702), (33800, 38351)]