197656750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 387504000

約数和(自身を除く): 189847250

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 137, 145, 199, 250, 274, 290, 398, 685, 725, 995, 1370, 1450, 1990, 3425, 3625, 3973, 4975, 5771, 6850, 7250, 7946, 9950, 11542, 17125, 19865, 24875, 27263, 28855, 34250, 39730, 49750, 54526, 57710, 99325, 136315, 144275, 198650, 272630, 288550, 496625, 681575, 721375, 790627, 993250, 1363150, 1442750, 1581254, 3407875, 3953135, 6815750, 7906270, 19765675, 39531350, 98828375, 197656750]

約数ペア:

[(1, 197656750), (2, 98828375), (5, 39531350), (10, 19765675), (25, 7906270), (29, 6815750), (50, 3953135), (58, 3407875), (125, 1581254), (137, 1442750), (145, 1363150), (199, 993250), (250, 790627), (274, 721375), (290, 681575), (398, 496625), (685, 288550), (725, 272630), (995, 198650), (1370, 144275), (1450, 136315), (1990, 99325), (3425, 57710), (3625, 54526), (3973, 49750), (4975, 39730), (5771, 34250), (6850, 28855), (7250, 27263), (7946, 24875), (9950, 19865), (11542, 17125)]