131044300

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{5099}}^1$

素因数の和:5370

約数の個数: 36

約数和(自身を含む): 285528600

約数和(自身を除く): 154484300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5099, 5140, 6425, 10198, 12850, 20396, 25495, 25700, 50990, 101980, 127475, 254950, 509900, 1310443, 2620886, 5241772, 6552215, 13104430, 26208860, 32761075, 65522150, 131044300]

約数ペア:

[(1, 131044300), (2, 65522150), (4, 32761075), (5, 26208860), (10, 13104430), (20, 6552215), (25, 5241772), (50, 2620886), (100, 1310443), (257, 509900), (514, 254950), (1028, 127475), (1285, 101980), (2570, 50990), (5099, 25700), (5140, 25495), (6425, 20396), (10198, 12850)]