25635440

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2339}}^1$

素因数の和:2489

約数の個数: 40

約数和(自身を含む): 60063120

約数和(自身を除く): 34427680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2339, 2740, 4678, 5480, 9356, 10960, 11695, 18712, 23390, 37424, 46780, 93560, 187120, 320443, 640886, 1281772, 1602215, 2563544, 3204430, 5127088, 6408860, 12817720, 25635440]

約数ペア:

[(1, 25635440), (2, 12817720), (4, 6408860), (5, 5127088), (8, 3204430), (10, 2563544), (16, 1602215), (20, 1281772), (40, 640886), (80, 320443), (137, 187120), (274, 93560), (548, 46780), (685, 37424), (1096, 23390), (1370, 18712), (2192, 11695), (2339, 10960), (2740, 9356), (4678, 5480)]