39910000

素因数分解:

$2^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 100

約数和(自身を含む): 104397832

約数和(自身を除く): 64487832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 307, 325, 400, 500, 520, 614, 625, 650, 1000, 1040, 1228, 1250, 1300, 1535, 1625, 2000, 2456, 2500, 2600, 3070, 3250, 3991, 4912, 5000, 5200, 6140, 6500, 7675, 7982, 8125, 10000, 12280, 13000, 15350, 15964, 16250, 19955, 24560, 26000, 30700, 31928, 32500, 38375, 39910, 61400, 63856, 65000, 76750, 79820, 99775, 122800, 130000, 153500, 159640, 191875, 199550, 307000, 319280, 383750, 399100, 498875, 614000, 767500, 798200, 997750, 1535000, 1596400, 1995500, 2494375, 3070000, 3991000, 4988750, 7982000, 9977500, 19955000, 39910000]

約数ペア:

[(1, 39910000), (2, 19955000), (4, 9977500), (5, 7982000), (8, 4988750), (10, 3991000), (13, 3070000), (16, 2494375), (20, 1995500), (25, 1596400), (26, 1535000), (40, 997750), (50, 798200), (52, 767500), (65, 614000), (80, 498875), (100, 399100), (104, 383750), (125, 319280), (130, 307000), (200, 199550), (208, 191875), (250, 159640), (260, 153500), (307, 130000), (325, 122800), (400, 99775), (500, 79820), (520, 76750), (614, 65000), (625, 63856), (650, 61400), (1000, 39910), (1040, 38375), (1228, 32500), (1250, 31928), (1300, 30700), (1535, 26000), (1625, 24560), (2000, 19955), (2456, 16250), (2500, 15964), (2600, 15350), (3070, 13000), (3250, 12280), (3991, 10000), (4912, 8125), (5000, 7982), (5200, 7675), (6140, 6500)]