7728350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 16713216

約数和(自身を除く): 8984866

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 142, 175, 311, 350, 355, 497, 622, 710, 994, 1555, 1775, 2177, 2485, 3110, 3550, 4354, 4970, 7775, 10885, 12425, 15550, 21770, 22081, 24850, 44162, 54425, 108850, 110405, 154567, 220810, 309134, 552025, 772835, 1104050, 1545670, 3864175, 7728350]

約数ペア:

[(1, 7728350), (2, 3864175), (5, 1545670), (7, 1104050), (10, 772835), (14, 552025), (25, 309134), (35, 220810), (50, 154567), (70, 110405), (71, 108850), (142, 54425), (175, 44162), (311, 24850), (350, 22081), (355, 21770), (497, 15550), (622, 12425), (710, 10885), (994, 7775), (1555, 4970), (1775, 4354), (2177, 3550), (2485, 3110)]