254993015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 331188480

約数和(自身を除く): 76195465

約数列:

[1, 5, 19, 73, 83, 95, 365, 415, 443, 1387, 1577, 2215, 6059, 6935, 7885, 8417, 30295, 32339, 36769, 42085, 115121, 161695, 183845, 575605, 614441, 698611, 2684137, 3072205, 3493055, 13420685, 50998603, 254993015]

約数ペア:

[(1, 254993015), (5, 50998603), (19, 13420685), (73, 3493055), (83, 3072205), (95, 2684137), (365, 698611), (415, 614441), (443, 575605), (1387, 183845), (1577, 161695), (2215, 115121), (6059, 42085), (6935, 36769), (7885, 32339), (8417, 30295)]