8780164625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{61}}^2\times {\mathrm{439}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 11425265280

約数和(自身を除く): 2645100655

約数列:

[1, 5, 25, 43, 61, 125, 215, 305, 439, 1075, 1525, 2195, 2623, 3721, 5375, 7625, 10975, 13115, 18605, 18877, 26779, 54875, 65575, 93025, 94385, 133895, 160003, 327875, 465125, 471925, 669475, 800015, 1151497, 1633519, 2359625, 3347375, 4000075, 5757485, 8167595, 20000375, 28787425, 40837975, 70241317, 143937125, 204189875, 351206585, 1756032925, 8780164625]

約数ペア:

[(1, 8780164625), (5, 1756032925), (25, 351206585), (43, 204189875), (61, 143937125), (125, 70241317), (215, 40837975), (305, 28787425), (439, 20000375), (1075, 8167595), (1525, 5757485), (2195, 4000075), (2623, 3347375), (3721, 2359625), (5375, 1633519), (7625, 1151497), (10975, 800015), (13115, 669475), (18605, 471925), (18877, 465125), (26779, 327875), (54875, 160003), (65575, 133895), (93025, 94385)]