899558740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{1511}}^1$

素因数の和:1657

約数の個数: 72

約数和(自身を含む): 2027555712

約数和(自身を除く): 1127996972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 289, 340, 412, 515, 578, 1030, 1156, 1445, 1511, 1751, 2060, 2890, 3022, 3502, 5780, 6044, 7004, 7555, 8755, 15110, 17510, 25687, 29767, 30220, 35020, 51374, 59534, 102748, 119068, 128435, 148835, 155633, 256870, 297670, 311266, 436679, 513740, 595340, 622532, 778165, 873358, 1556330, 1746716, 2183395, 2645761, 3112660, 4366790, 5291522, 8733580, 10583044, 13228805, 26457610, 44977937, 52915220, 89955874, 179911748, 224889685, 449779370, 899558740]

約数ペア:

[(1, 899558740), (2, 449779370), (4, 224889685), (5, 179911748), (10, 89955874), (17, 52915220), (20, 44977937), (34, 26457610), (68, 13228805), (85, 10583044), (103, 8733580), (170, 5291522), (206, 4366790), (289, 3112660), (340, 2645761), (412, 2183395), (515, 1746716), (578, 1556330), (1030, 873358), (1156, 778165), (1445, 622532), (1511, 595340), (1751, 513740), (2060, 436679), (2890, 311266), (3022, 297670), (3502, 256870), (5780, 155633), (6044, 148835), (7004, 128435), (7555, 119068), (8755, 102748), (15110, 59534), (17510, 51374), (25687, 35020), (29767, 30220)]