641184248

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1777}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 1313444160

約数和(自身を除く): 672259912

約数列:

[1, 2, 4, 8, 23, 37, 46, 53, 74, 92, 106, 148, 184, 212, 296, 424, 851, 1219, 1702, 1777, 1961, 2438, 3404, 3554, 3922, 4876, 6808, 7108, 7844, 9752, 14216, 15688, 40871, 45103, 65749, 81742, 90206, 94181, 131498, 163484, 180412, 188362, 262996, 326968, 360824, 376724, 525992, 753448, 1512227, 2166163, 3024454, 3484697, 4332326, 6048908, 6969394, 8664652, 12097816, 13938788, 17329304, 27877576, 80148031, 160296062, 320592124, 641184248]

約数ペア:

[(1, 641184248), (2, 320592124), (4, 160296062), (8, 80148031), (23, 27877576), (37, 17329304), (46, 13938788), (53, 12097816), (74, 8664652), (92, 6969394), (106, 6048908), (148, 4332326), (184, 3484697), (212, 3024454), (296, 2166163), (424, 1512227), (851, 753448), (1219, 525992), (1702, 376724), (1777, 360824), (1961, 326968), (2438, 262996), (3404, 188362), (3554, 180412), (3922, 163484), (4876, 131498), (6808, 94181), (7108, 90206), (7844, 81742), (9752, 65749), (14216, 45103), (15688, 40871)]