259620100

素因数分解:

$2^2\times 5^2\times {\mathrm{1291}}^1\times {\mathrm{2011}}^1$

素因数の和:3316

約数の個数: 36

約数和(自身を含む): 564092368

約数和(自身を除く): 304472268

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1291, 2011, 2582, 4022, 5164, 6455, 8044, 10055, 12910, 20110, 25820, 32275, 40220, 50275, 64550, 100550, 129100, 201100, 2596201, 5192402, 10384804, 12981005, 25962010, 51924020, 64905025, 129810050, 259620100]

約数ペア:

[(1, 259620100), (2, 129810050), (4, 64905025), (5, 51924020), (10, 25962010), (20, 12981005), (25, 10384804), (50, 5192402), (100, 2596201), (1291, 201100), (2011, 129100), (2582, 100550), (4022, 64550), (5164, 50275), (6455, 40220), (8044, 32275), (10055, 25820), (12910, 20110)]