66310000

素因数分解:

$2^4\times 5^4\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:396

約数の個数: 100

約数和(自身を含む): 169477000

約数和(自身を除く): 103167000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 349, 380, 400, 475, 500, 625, 698, 760, 950, 1000, 1250, 1396, 1520, 1745, 1900, 2000, 2375, 2500, 2792, 3490, 3800, 4750, 5000, 5584, 6631, 6980, 7600, 8725, 9500, 10000, 11875, 13262, 13960, 17450, 19000, 23750, 26524, 27920, 33155, 34900, 38000, 43625, 47500, 53048, 66310, 69800, 87250, 95000, 106096, 132620, 139600, 165775, 174500, 190000, 218125, 265240, 331550, 349000, 436250, 530480, 663100, 698000, 828875, 872500, 1326200, 1657750, 1745000, 2652400, 3315500, 3490000, 4144375, 6631000, 8288750, 13262000, 16577500, 33155000, 66310000]

約数ペア:

[(1, 66310000), (2, 33155000), (4, 16577500), (5, 13262000), (8, 8288750), (10, 6631000), (16, 4144375), (19, 3490000), (20, 3315500), (25, 2652400), (38, 1745000), (40, 1657750), (50, 1326200), (76, 872500), (80, 828875), (95, 698000), (100, 663100), (125, 530480), (152, 436250), (190, 349000), (200, 331550), (250, 265240), (304, 218125), (349, 190000), (380, 174500), (400, 165775), (475, 139600), (500, 132620), (625, 106096), (698, 95000), (760, 87250), (950, 69800), (1000, 66310), (1250, 53048), (1396, 47500), (1520, 43625), (1745, 38000), (1900, 34900), (2000, 33155), (2375, 27920), (2500, 26524), (2792, 23750), (3490, 19000), (3800, 17450), (4750, 13960), (5000, 13262), (5584, 11875), (6631, 10000), (6980, 9500), (7600, 8725)]