290166770

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1\times {\mathrm{769}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 529729200

約数和(自身を除く): 239562430

約数列:

[1, 2, 5, 10, 97, 194, 389, 485, 769, 778, 970, 1538, 1945, 3845, 3890, 7690, 37733, 74593, 75466, 149186, 188665, 299141, 372965, 377330, 598282, 745930, 1495705, 2991410, 29016677, 58033354, 145083385, 290166770]

約数ペア:

[(1, 290166770), (2, 145083385), (5, 58033354), (10, 29016677), (97, 2991410), (194, 1495705), (389, 745930), (485, 598282), (769, 377330), (778, 372965), (970, 299141), (1538, 188665), (1945, 149186), (3845, 75466), (3890, 74593), (7690, 37733)]