40157425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 64852992

約数和(自身を除く): 24695567

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 575, 805, 907, 1265, 1771, 1925, 4025, 4535, 6325, 6349, 8855, 9977, 20861, 22675, 31745, 44275, 49885, 69839, 104305, 146027, 158725, 229471, 249425, 349195, 521525, 730135, 1147355, 1606297, 1745975, 3650675, 5736775, 8031485, 40157425]

約数ペア:

[(1, 40157425), (5, 8031485), (7, 5736775), (11, 3650675), (23, 1745975), (25, 1606297), (35, 1147355), (55, 730135), (77, 521525), (115, 349195), (161, 249425), (175, 229471), (253, 158725), (275, 146027), (385, 104305), (575, 69839), (805, 49885), (907, 44275), (1265, 31745), (1771, 22675), (1925, 20861), (4025, 9977), (4535, 8855), (6325, 6349)]