42809945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 57456000

約数和(自身を除く): 14646055

約数列:

[1, 5, 19, 29, 41, 95, 145, 205, 379, 551, 779, 1189, 1895, 2755, 3895, 5945, 7201, 10991, 15539, 22591, 36005, 54955, 77695, 112955, 208829, 295241, 450631, 1044145, 1476205, 2253155, 8561989, 42809945]

約数ペア:

[(1, 42809945), (5, 8561989), (19, 2253155), (29, 1476205), (41, 1044145), (95, 450631), (145, 295241), (205, 208829), (379, 112955), (551, 77695), (779, 54955), (1189, 36005), (1895, 22591), (2755, 15539), (3895, 10991), (5945, 7201)]