9968731900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{26633}}^1$

素因数の和:26863

約数の個数: 72

約数和(自身を含む): 22887128880

約数和(自身を除く): 12918396980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 197, 380, 394, 475, 788, 950, 985, 1900, 1970, 3743, 3940, 4925, 7486, 9850, 14972, 18715, 19700, 26633, 37430, 53266, 74860, 93575, 106532, 133165, 187150, 266330, 374300, 506027, 532660, 665825, 1012054, 1331650, 2024108, 2530135, 2663300, 5060270, 5246701, 10120540, 10493402, 12650675, 20986804, 25301350, 26233505, 50602700, 52467010, 99687319, 104934020, 131167525, 199374638, 262335050, 398749276, 498436595, 524670100, 996873190, 1993746380, 2492182975, 4984365950, 9968731900]

約数ペア:

[(1, 9968731900), (2, 4984365950), (4, 2492182975), (5, 1993746380), (10, 996873190), (19, 524670100), (20, 498436595), (25, 398749276), (38, 262335050), (50, 199374638), (76, 131167525), (95, 104934020), (100, 99687319), (190, 52467010), (197, 50602700), (380, 26233505), (394, 25301350), (475, 20986804), (788, 12650675), (950, 10493402), (985, 10120540), (1900, 5246701), (1970, 5060270), (3743, 2663300), (3940, 2530135), (4925, 2024108), (7486, 1331650), (9850, 1012054), (14972, 665825), (18715, 532660), (19700, 506027), (26633, 374300), (37430, 266330), (53266, 187150), (74860, 133165), (93575, 106532)]