78304870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12569}}^1$

素因数の和:12672

約数の個数: 32

約数和(自身を含む): 162907200

約数和(自身を除く): 84602330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 12569, 25138, 62845, 87983, 125690, 175966, 439915, 879830, 1118641, 2237282, 5593205, 7830487, 11186410, 15660974, 39152435, 78304870]

約数ペア:

[(1, 78304870), (2, 39152435), (5, 15660974), (7, 11186410), (10, 7830487), (14, 5593205), (35, 2237282), (70, 1118641), (89, 879830), (178, 439915), (445, 175966), (623, 125690), (890, 87983), (1246, 62845), (3115, 25138), (6230, 12569)]