81586190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61343}}^1$

素因数の和:61376

約数の個数: 32

約数和(自身を含む): 176670720

約数和(自身を除く): 95084530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 61343, 122686, 306715, 429401, 613430, 858802, 1165517, 2147005, 2331034, 4294010, 5827585, 8158619, 11655170, 16317238, 40793095, 81586190]

約数ペア:

[(1, 81586190), (2, 40793095), (5, 16317238), (7, 11655170), (10, 8158619), (14, 5827585), (19, 4294010), (35, 2331034), (38, 2147005), (70, 1165517), (95, 858802), (133, 613430), (190, 429401), (266, 306715), (665, 122686), (1330, 61343)]