401011040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80849}}^1$

素因数の和:80895

約数の個数: 48

約数和(自身を含む): 977961600

約数和(自身を除く): 576950560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 80849, 161698, 323396, 404245, 646792, 808490, 1293584, 1616980, 2506319, 2587168, 3233960, 5012638, 6467920, 10025276, 12531595, 12935840, 20050552, 25063190, 40101104, 50126380, 80202208, 100252760, 200505520, 401011040]

約数ペア:

[(1, 401011040), (2, 200505520), (4, 100252760), (5, 80202208), (8, 50126380), (10, 40101104), (16, 25063190), (20, 20050552), (31, 12935840), (32, 12531595), (40, 10025276), (62, 6467920), (80, 5012638), (124, 3233960), (155, 2587168), (160, 2506319), (248, 1616980), (310, 1293584), (496, 808490), (620, 646792), (992, 404245), (1240, 323396), (2480, 161698), (4960, 80849)]