55209250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 111196800

約数和(自身を除く): 55987550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 59, 95, 118, 125, 190, 197, 250, 295, 394, 475, 590, 950, 985, 1121, 1475, 1970, 2242, 2375, 2950, 3743, 4750, 4925, 5605, 7375, 7486, 9850, 11210, 11623, 14750, 18715, 23246, 24625, 28025, 37430, 49250, 56050, 58115, 93575, 116230, 140125, 187150, 220837, 280250, 290575, 441674, 467875, 581150, 935750, 1104185, 1452875, 2208370, 2905750, 5520925, 11041850, 27604625, 55209250]

約数ペア:

[(1, 55209250), (2, 27604625), (5, 11041850), (10, 5520925), (19, 2905750), (25, 2208370), (38, 1452875), (50, 1104185), (59, 935750), (95, 581150), (118, 467875), (125, 441674), (190, 290575), (197, 280250), (250, 220837), (295, 187150), (394, 140125), (475, 116230), (590, 93575), (950, 58115), (985, 56050), (1121, 49250), (1475, 37430), (1970, 28025), (2242, 24625), (2375, 23246), (2950, 18715), (3743, 14750), (4750, 11623), (4925, 11210), (5605, 9850), (7375, 7486)]