79227772700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{177283}}^1$

素因数の和:177447

約数の個数: 72

約数和(自身を含む): 177734301360

約数和(自身を除く): 98506528660

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 109, 164, 205, 218, 410, 436, 545, 820, 1025, 1090, 2050, 2180, 2725, 4100, 4469, 5450, 8938, 10900, 17876, 22345, 44690, 89380, 111725, 177283, 223450, 354566, 446900, 709132, 886415, 1772830, 3545660, 4432075, 7268603, 8864150, 14537206, 17728300, 19323847, 29074412, 36343015, 38647694, 72686030, 77295388, 96619235, 145372060, 181715075, 193238470, 363430150, 386476940, 483096175, 726860300, 792277727, 966192350, 1584555454, 1932384700, 3169110908, 3961388635, 7922777270, 15845554540, 19806943175, 39613886350, 79227772700]

約数ペア:

[(1, 79227772700), (2, 39613886350), (4, 19806943175), (5, 15845554540), (10, 7922777270), (20, 3961388635), (25, 3169110908), (41, 1932384700), (50, 1584555454), (82, 966192350), (100, 792277727), (109, 726860300), (164, 483096175), (205, 386476940), (218, 363430150), (410, 193238470), (436, 181715075), (545, 145372060), (820, 96619235), (1025, 77295388), (1090, 72686030), (2050, 38647694), (2180, 36343015), (2725, 29074412), (4100, 19323847), (4469, 17728300), (5450, 14537206), (8938, 8864150), (10900, 7268603), (17876, 4432075), (22345, 3545660), (44690, 1772830), (89380, 886415), (111725, 709132), (177283, 446900), (223450, 354566)]