212820550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 404661600

約数和(自身を除く): 191841050

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 199, 293, 365, 398, 586, 730, 995, 1465, 1825, 1990, 2930, 3650, 4975, 7325, 9950, 14527, 14650, 21389, 29054, 42778, 58307, 72635, 106945, 116614, 145270, 213890, 291535, 363175, 534725, 583070, 726350, 1069450, 1457675, 2915350, 4256411, 8512822, 21282055, 42564110, 106410275, 212820550]

約数ペア:

[(1, 212820550), (2, 106410275), (5, 42564110), (10, 21282055), (25, 8512822), (50, 4256411), (73, 2915350), (146, 1457675), (199, 1069450), (293, 726350), (365, 583070), (398, 534725), (586, 363175), (730, 291535), (995, 213890), (1465, 145270), (1825, 116614), (1990, 106945), (2930, 72635), (3650, 58307), (4975, 42778), (7325, 29054), (9950, 21389), (14527, 14650)]