66734650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 131688000

約数和(自身を除く): 64953350

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 199, 353, 398, 475, 706, 950, 995, 1765, 1990, 3530, 3781, 4975, 6707, 7562, 8825, 9950, 13414, 17650, 18905, 33535, 37810, 67070, 70247, 94525, 140494, 167675, 189050, 335350, 351235, 702470, 1334693, 1756175, 2669386, 3512350, 6673465, 13346930, 33367325, 66734650]

約数ペア:

[(1, 66734650), (2, 33367325), (5, 13346930), (10, 6673465), (19, 3512350), (25, 2669386), (38, 1756175), (50, 1334693), (95, 702470), (190, 351235), (199, 335350), (353, 189050), (398, 167675), (475, 140494), (706, 94525), (950, 70247), (995, 67070), (1765, 37810), (1990, 33535), (3530, 18905), (3781, 17650), (4975, 13414), (6707, 9950), (7562, 8825)]