315745100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7001}}^1$

素因数の和:7067

約数の個数: 72

約数和(自身を含む): 765794736

約数和(自身を除く): 450049636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 410, 451, 550, 820, 902, 1025, 1100, 1804, 2050, 2255, 4100, 4510, 7001, 9020, 11275, 14002, 22550, 28004, 35005, 45100, 70010, 77011, 140020, 154022, 175025, 287041, 308044, 350050, 385055, 574082, 700100, 770110, 1148164, 1435205, 1540220, 1925275, 2870410, 3157451, 3850550, 5740820, 6314902, 7176025, 7701100, 12629804, 14352050, 15787255, 28704100, 31574510, 63149020, 78936275, 157872550, 315745100]

約数ペア:

[(1, 315745100), (2, 157872550), (4, 78936275), (5, 63149020), (10, 31574510), (11, 28704100), (20, 15787255), (22, 14352050), (25, 12629804), (41, 7701100), (44, 7176025), (50, 6314902), (55, 5740820), (82, 3850550), (100, 3157451), (110, 2870410), (164, 1925275), (205, 1540220), (220, 1435205), (275, 1148164), (410, 770110), (451, 700100), (550, 574082), (820, 385055), (902, 350050), (1025, 308044), (1100, 287041), (1804, 175025), (2050, 154022), (2255, 140020), (4100, 77011), (4510, 70010), (7001, 45100), (9020, 35005), (11275, 28004), (14002, 22550)]