250949090

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{3181}}^1$

素因数の和:3232

約数の個数: 64

約数和(自身を含む): 549849600

約数和(自身を除く): 298900510

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 343, 490, 686, 805, 1127, 1610, 1715, 2254, 3181, 3430, 5635, 6362, 7889, 11270, 15778, 15905, 22267, 31810, 39445, 44534, 73163, 78890, 111335, 146326, 155869, 222670, 311738, 365815, 512141, 731630, 779345, 1024282, 1091083, 1558690, 2182166, 2560705, 3584987, 5121410, 5455415, 7169974, 10910830, 17924935, 25094909, 35849870, 50189818, 125474545, 250949090]

約数ペア:

[(1, 250949090), (2, 125474545), (5, 50189818), (7, 35849870), (10, 25094909), (14, 17924935), (23, 10910830), (35, 7169974), (46, 5455415), (49, 5121410), (70, 3584987), (98, 2560705), (115, 2182166), (161, 1558690), (230, 1091083), (245, 1024282), (322, 779345), (343, 731630), (490, 512141), (686, 365815), (805, 311738), (1127, 222670), (1610, 155869), (1715, 146326), (2254, 111335), (3181, 78890), (3430, 73163), (5635, 44534), (6362, 39445), (7889, 31810), (11270, 22267), (15778, 15905)]