18300100

素因数分解:

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

素因数の和:2045

約数の個数: 72

約数和(自身を含む): 48899648

約数和(自身を除く): 30599548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2011, 2275, 4022, 4550, 8044, 9100, 10055, 14077, 20110, 26143, 28154, 40220, 50275, 52286, 56308, 70385, 100550, 104572, 130715, 140770, 183001, 201100, 261430, 281540, 351925, 366002, 522860, 653575, 703850, 732004, 915005, 1307150, 1407700, 1830010, 2614300, 3660020, 4575025, 9150050, 18300100]

約数ペア:

[(1, 18300100), (2, 9150050), (4, 4575025), (5, 3660020), (7, 2614300), (10, 1830010), (13, 1407700), (14, 1307150), (20, 915005), (25, 732004), (26, 703850), (28, 653575), (35, 522860), (50, 366002), (52, 351925), (65, 281540), (70, 261430), (91, 201100), (100, 183001), (130, 140770), (140, 130715), (175, 104572), (182, 100550), (260, 70385), (325, 56308), (350, 52286), (364, 50275), (455, 40220), (650, 28154), (700, 26143), (910, 20110), (1300, 14077), (1820, 10055), (2011, 9100), (2275, 8044), (4022, 4550)]