170470000

素因数分解:

$2^4\times 5^4\times {\mathrm{17047}}^1$

素因数の和:17075

約数の個数: 50

約数和(自身を含む): 412749128

約数和(自身を除く): 242279128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 17047, 34094, 68188, 85235, 136376, 170470, 272752, 340940, 426175, 681880, 852350, 1363760, 1704700, 2130875, 3409400, 4261750, 6818800, 8523500, 10654375, 17047000, 21308750, 34094000, 42617500, 85235000, 170470000]

約数ペア:

[(1, 170470000), (2, 85235000), (4, 42617500), (5, 34094000), (8, 21308750), (10, 17047000), (16, 10654375), (20, 8523500), (25, 6818800), (40, 4261750), (50, 3409400), (80, 2130875), (100, 1704700), (125, 1363760), (200, 852350), (250, 681880), (400, 426175), (500, 340940), (625, 272752), (1000, 170470), (1250, 136376), (2000, 85235), (2500, 68188), (5000, 34094), (10000, 17047)]