25785560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12163}}^1$

素因数の和:12227

約数の個数: 32

約数和(自身を含む): 59117040

約数和(自身を除く): 33331480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 12163, 24326, 48652, 60815, 97304, 121630, 243260, 486520, 644639, 1289278, 2578556, 3223195, 5157112, 6446390, 12892780, 25785560]

約数ペア:

[(1, 25785560), (2, 12892780), (4, 6446390), (5, 5157112), (8, 3223195), (10, 2578556), (20, 1289278), (40, 644639), (53, 486520), (106, 243260), (212, 121630), (265, 97304), (424, 60815), (530, 48652), (1060, 24326), (2120, 12163)]