850869400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 2160966600

約数和(自身を除く): 1310097200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 31, 38, 40, 50, 62, 76, 95, 100, 124, 152, 155, 190, 200, 233, 248, 310, 380, 466, 475, 589, 620, 760, 775, 932, 950, 961, 1165, 1178, 1240, 1550, 1864, 1900, 1922, 2330, 2356, 2945, 3100, 3800, 3844, 4427, 4660, 4712, 4805, 5825, 5890, 6200, 7223, 7688, 8854, 9320, 9610, 11650, 11780, 14446, 14725, 17708, 18259, 19220, 22135, 23300, 23560, 24025, 28892, 29450, 35416, 36115, 36518, 38440, 44270, 46600, 48050, 57784, 58900, 72230, 73036, 88540, 91295, 96100, 110675, 117800, 137237, 144460, 146072, 177080, 180575, 182590, 192200, 221350, 223913, 274474, 288920, 361150, 365180, 442700, 447826, 456475, 548948, 686185, 722300, 730360, 885400, 895652, 912950, 1097896, 1119565, 1372370, 1444600, 1791304, 1825900, 2239130, 2744740, 3430925, 3651800, 4254347, 4478260, 5489480, 5597825, 6861850, 8508694, 8956520, 11195650, 13723700, 17017388, 21271735, 22391300, 27447400, 34034776, 42543470, 44782600, 85086940, 106358675, 170173880, 212717350, 425434700, 850869400]

約数ペア:

[(1, 850869400), (2, 425434700), (4, 212717350), (5, 170173880), (8, 106358675), (10, 85086940), (19, 44782600), (20, 42543470), (25, 34034776), (31, 27447400), (38, 22391300), (40, 21271735), (50, 17017388), (62, 13723700), (76, 11195650), (95, 8956520), (100, 8508694), (124, 6861850), (152, 5597825), (155, 5489480), (190, 4478260), (200, 4254347), (233, 3651800), (248, 3430925), (310, 2744740), (380, 2239130), (466, 1825900), (475, 1791304), (589, 1444600), (620, 1372370), (760, 1119565), (775, 1097896), (932, 912950), (950, 895652), (961, 885400), (1165, 730360), (1178, 722300), (1240, 686185), (1550, 548948), (1864, 456475), (1900, 447826), (1922, 442700), (2330, 365180), (2356, 361150), (2945, 288920), (3100, 274474), (3800, 223913), (3844, 221350), (4427, 192200), (4660, 182590), (4712, 180575), (4805, 177080), (5825, 146072), (5890, 144460), (6200, 137237), (7223, 117800), (7688, 110675), (8854, 96100), (9320, 91295), (9610, 88540), (11650, 73036), (11780, 72230), (14446, 58900), (14725, 57784), (17708, 48050), (18259, 46600), (19220, 44270), (22135, 38440), (23300, 36518), (23560, 36115), (24025, 35416), (28892, 29450)]