265061590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{17659}}^1$

素因数の和:17764

約数の個数: 32

約数和(自身を含む): 508608000

約数和(自身を除く): 243546410

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 3002, 7505, 15010, 17659, 35318, 88295, 176590, 335521, 671042, 1395061, 1677605, 2790122, 3355210, 6975305, 13950610, 26506159, 53012318, 132530795, 265061590]

約数ペア:

[(1, 265061590), (2, 132530795), (5, 53012318), (10, 26506159), (19, 13950610), (38, 6975305), (79, 3355210), (95, 2790122), (158, 1677605), (190, 1395061), (395, 671042), (790, 335521), (1501, 176590), (3002, 88295), (7505, 35318), (15010, 17659)]