25173860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2196

約数の個数: 48

約数和(自身を含む): 57469440

約数和(自身を除く): 32295580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2137, 2356, 2945, 4274, 5890, 8548, 10685, 11780, 21370, 40603, 42740, 66247, 81206, 132494, 162412, 203015, 264988, 331235, 406030, 662470, 812060, 1258693, 1324940, 2517386, 5034772, 6293465, 12586930, 25173860]

約数ペア:

[(1, 25173860), (2, 12586930), (4, 6293465), (5, 5034772), (10, 2517386), (19, 1324940), (20, 1258693), (31, 812060), (38, 662470), (62, 406030), (76, 331235), (95, 264988), (124, 203015), (155, 162412), (190, 132494), (310, 81206), (380, 66247), (589, 42740), (620, 40603), (1178, 21370), (2137, 11780), (2356, 10685), (2945, 8548), (4274, 5890)]