906179900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{829}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 2087835120

約数和(自身を除く): 1181655220

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 643, 829, 850, 1286, 1658, 1700, 2572, 3215, 3316, 4145, 6430, 8290, 10931, 12860, 14093, 16075, 16580, 20725, 21862, 28186, 32150, 41450, 43724, 54655, 56372, 64300, 70465, 82900, 109310, 140930, 218620, 273275, 281860, 352325, 533047, 546550, 704650, 1066094, 1093100, 1409300, 2132188, 2665235, 5330470, 9061799, 10660940, 13326175, 18123598, 26652350, 36247196, 45308995, 53304700, 90617990, 181235980, 226544975, 453089950, 906179900]

約数ペア:

[(1, 906179900), (2, 453089950), (4, 226544975), (5, 181235980), (10, 90617990), (17, 53304700), (20, 45308995), (25, 36247196), (34, 26652350), (50, 18123598), (68, 13326175), (85, 10660940), (100, 9061799), (170, 5330470), (340, 2665235), (425, 2132188), (643, 1409300), (829, 1093100), (850, 1066094), (1286, 704650), (1658, 546550), (1700, 533047), (2572, 352325), (3215, 281860), (3316, 273275), (4145, 218620), (6430, 140930), (8290, 109310), (10931, 82900), (12860, 70465), (14093, 64300), (16075, 56372), (16580, 54655), (20725, 43724), (21862, 41450), (28186, 32150)]