28244000

素因数分解:

$2^5\times 5^3\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 44404576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 125, 160, 184, 200, 230, 250, 307, 368, 400, 460, 500, 575, 614, 736, 800, 920, 1000, 1150, 1228, 1535, 1840, 2000, 2300, 2456, 2875, 3070, 3680, 4000, 4600, 4912, 5750, 6140, 7061, 7675, 9200, 9824, 11500, 12280, 14122, 15350, 18400, 23000, 24560, 28244, 30700, 35305, 38375, 46000, 49120, 56488, 61400, 70610, 76750, 92000, 112976, 122800, 141220, 153500, 176525, 225952, 245600, 282440, 307000, 353050, 564880, 614000, 706100, 882625, 1129760, 1228000, 1412200, 1765250, 2824400, 3530500, 5648800, 7061000, 14122000, 28244000]

約数ペア:

[(1, 28244000), (2, 14122000), (4, 7061000), (5, 5648800), (8, 3530500), (10, 2824400), (16, 1765250), (20, 1412200), (23, 1228000), (25, 1129760), (32, 882625), (40, 706100), (46, 614000), (50, 564880), (80, 353050), (92, 307000), (100, 282440), (115, 245600), (125, 225952), (160, 176525), (184, 153500), (200, 141220), (230, 122800), (250, 112976), (307, 92000), (368, 76750), (400, 70610), (460, 61400), (500, 56488), (575, 49120), (614, 46000), (736, 38375), (800, 35305), (920, 30700), (1000, 28244), (1150, 24560), (1228, 23000), (1535, 18400), (1840, 15350), (2000, 14122), (2300, 12280), (2456, 11500), (2875, 9824), (3070, 9200), (3680, 7675), (4000, 7061), (4600, 6140), (4912, 5750)]