131315005

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{10501}}^1$

素因数の和:10608

約数の個数: 16

約数和(自身を含む): 164083248

約数和(自身を除く): 32768243

約数列:

[1, 5, 41, 61, 205, 305, 2501, 10501, 12505, 52505, 430541, 640561, 2152705, 3202805, 26263001, 131315005]

約数ペア:

[(1, 131315005), (5, 26263001), (41, 3202805), (61, 2152705), (205, 640561), (305, 430541), (2501, 52505), (10501, 12505)]