128100700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2011}}^1$

素因数の和:2052

約数の個数: 108

約数和(自身を含む): 348409992

約数和(自身を除く): 220309292

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 175, 182, 196, 245, 260, 325, 350, 364, 455, 490, 637, 650, 700, 910, 980, 1225, 1274, 1300, 1820, 2011, 2275, 2450, 2548, 3185, 4022, 4550, 4900, 6370, 8044, 9100, 10055, 12740, 14077, 15925, 20110, 26143, 28154, 31850, 40220, 50275, 52286, 56308, 63700, 70385, 98539, 100550, 104572, 130715, 140770, 183001, 197078, 201100, 261430, 281540, 351925, 366002, 394156, 492695, 522860, 653575, 703850, 732004, 915005, 985390, 1281007, 1307150, 1407700, 1830010, 1970780, 2463475, 2562014, 2614300, 3660020, 4575025, 4926950, 5124028, 6405035, 9150050, 9853900, 12810070, 18300100, 25620140, 32025175, 64050350, 128100700]

約数ペア:

[(1, 128100700), (2, 64050350), (4, 32025175), (5, 25620140), (7, 18300100), (10, 12810070), (13, 9853900), (14, 9150050), (20, 6405035), (25, 5124028), (26, 4926950), (28, 4575025), (35, 3660020), (49, 2614300), (50, 2562014), (52, 2463475), (65, 1970780), (70, 1830010), (91, 1407700), (98, 1307150), (100, 1281007), (130, 985390), (140, 915005), (175, 732004), (182, 703850), (196, 653575), (245, 522860), (260, 492695), (325, 394156), (350, 366002), (364, 351925), (455, 281540), (490, 261430), (637, 201100), (650, 197078), (700, 183001), (910, 140770), (980, 130715), (1225, 104572), (1274, 100550), (1300, 98539), (1820, 70385), (2011, 63700), (2275, 56308), (2450, 52286), (2548, 50275), (3185, 40220), (4022, 31850), (4550, 28154), (4900, 26143), (6370, 20110), (8044, 15925), (9100, 14077), (10055, 12740)]