49012520

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1229}}^1$

素因数の和:2237

約数の個数: 32

約数和(自身を含む): 110478600

約数和(自身を除く): 61466080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1229, 1994, 2458, 3988, 4916, 4985, 6145, 7976, 9832, 9970, 12290, 19940, 24580, 39880, 49160, 1225313, 2450626, 4901252, 6126565, 9802504, 12253130, 24506260, 49012520]

約数ペア:

[(1, 49012520), (2, 24506260), (4, 12253130), (5, 9802504), (8, 6126565), (10, 4901252), (20, 2450626), (40, 1225313), (997, 49160), (1229, 39880), (1994, 24580), (2458, 19940), (3988, 12290), (4916, 9970), (4985, 9832), (6145, 7976)]