43156100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 102259080

約数和(自身を除く): 59102980

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 89, 100, 130, 178, 260, 325, 356, 373, 445, 650, 746, 890, 1157, 1300, 1492, 1780, 1865, 2225, 2314, 3730, 4450, 4628, 4849, 5785, 7460, 8900, 9325, 9698, 11570, 18650, 19396, 23140, 24245, 28925, 33197, 37300, 48490, 57850, 66394, 96980, 115700, 121225, 132788, 165985, 242450, 331970, 431561, 484900, 663940, 829925, 863122, 1659850, 1726244, 2157805, 3319700, 4315610, 8631220, 10789025, 21578050, 43156100]

約数ペア:

[(1, 43156100), (2, 21578050), (4, 10789025), (5, 8631220), (10, 4315610), (13, 3319700), (20, 2157805), (25, 1726244), (26, 1659850), (50, 863122), (52, 829925), (65, 663940), (89, 484900), (100, 431561), (130, 331970), (178, 242450), (260, 165985), (325, 132788), (356, 121225), (373, 115700), (445, 96980), (650, 66394), (746, 57850), (890, 48490), (1157, 37300), (1300, 33197), (1492, 28925), (1780, 24245), (1865, 23140), (2225, 19396), (2314, 18650), (3730, 11570), (4450, 9698), (4628, 9325), (4849, 8900), (5785, 7460)]