71556470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2749}}^1$

素因数の和:2912

約数の個数: 32

約数和(自身を含む): 136620000

約数和(自身を除く): 65063530

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 2603, 2749, 5206, 5498, 13015, 13745, 26030, 27490, 52231, 104462, 261155, 376613, 522310, 753226, 1883065, 3766130, 7155647, 14311294, 35778235, 71556470]

約数ペア:

[(1, 71556470), (2, 35778235), (5, 14311294), (10, 7155647), (19, 3766130), (38, 1883065), (95, 753226), (137, 522310), (190, 376613), (274, 261155), (685, 104462), (1370, 52231), (2603, 27490), (2749, 26030), (5206, 13745), (5498, 13015)]