26815700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 61871040

約数和(自身を除く): 35055340

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 89, 92, 100, 115, 131, 178, 230, 262, 356, 445, 460, 524, 575, 655, 890, 1150, 1310, 1780, 2047, 2225, 2300, 2620, 3013, 3275, 4094, 4450, 6026, 6550, 8188, 8900, 10235, 11659, 12052, 13100, 15065, 20470, 23318, 30130, 40940, 46636, 51175, 58295, 60260, 75325, 102350, 116590, 150650, 204700, 233180, 268157, 291475, 301300, 536314, 582950, 1072628, 1165900, 1340785, 2681570, 5363140, 6703925, 13407850, 26815700]

約数ペア:

[(1, 26815700), (2, 13407850), (4, 6703925), (5, 5363140), (10, 2681570), (20, 1340785), (23, 1165900), (25, 1072628), (46, 582950), (50, 536314), (89, 301300), (92, 291475), (100, 268157), (115, 233180), (131, 204700), (178, 150650), (230, 116590), (262, 102350), (356, 75325), (445, 60260), (460, 58295), (524, 51175), (575, 46636), (655, 40940), (890, 30130), (1150, 23318), (1310, 20470), (1780, 15065), (2047, 13100), (2225, 12052), (2300, 11659), (2620, 10235), (3013, 8900), (3275, 8188), (4094, 6550), (4450, 6026)]