71075560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^2$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 169177410

約数和(自身を除く): 98101850

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 961, 1240, 1333, 1720, 1849, 1922, 2666, 3698, 3844, 4805, 5332, 6665, 7396, 7688, 9245, 9610, 10664, 13330, 14792, 18490, 19220, 26660, 36980, 38440, 41323, 53320, 57319, 73960, 82646, 114638, 165292, 206615, 229276, 286595, 330584, 413230, 458552, 573190, 826460, 1146380, 1652920, 1776889, 2292760, 3553778, 7107556, 8884445, 14215112, 17768890, 35537780, 71075560]

約数ペア:

[(1, 71075560), (2, 35537780), (4, 17768890), (5, 14215112), (8, 8884445), (10, 7107556), (20, 3553778), (31, 2292760), (40, 1776889), (43, 1652920), (62, 1146380), (86, 826460), (124, 573190), (155, 458552), (172, 413230), (215, 330584), (248, 286595), (310, 229276), (344, 206615), (430, 165292), (620, 114638), (860, 82646), (961, 73960), (1240, 57319), (1333, 53320), (1720, 41323), (1849, 38440), (1922, 36980), (2666, 26660), (3698, 19220), (3844, 18490), (4805, 14792), (5332, 13330), (6665, 10664), (7396, 9610), (7688, 9245)]