90250045

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 114471000

約数和(自身を除く): 24220955

約数列:

[1, 5, 23, 115, 149, 229, 529, 745, 1145, 2645, 3427, 5267, 17135, 26335, 34121, 78821, 121141, 170605, 394105, 605705, 784783, 3923915, 18050009, 90250045]

約数ペア:

[(1, 90250045), (5, 18050009), (23, 3923915), (115, 784783), (149, 605705), (229, 394105), (529, 170605), (745, 121141), (1145, 78821), (2645, 34121), (3427, 26335), (5267, 17135)]