2078164900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{156253}}^1$

素因数の和:156293

約数の個数: 72

約数和(自身を含む): 5425138880

約数和(自身を除く): 3346973980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 156253, 312506, 625012, 781265, 1093771, 1562530, 2187542, 2968807, 3125060, 3906325, 4375084, 5468855, 5937614, 7812650, 10937710, 11875228, 14844035, 15625300, 20781649, 21875420, 27344275, 29688070, 41563298, 54688550, 59376140, 74220175, 83126596, 103908245, 109377100, 148440350, 207816490, 296880700, 415632980, 519541225, 1039082450, 2078164900]

約数ペア:

[(1, 2078164900), (2, 1039082450), (4, 519541225), (5, 415632980), (7, 296880700), (10, 207816490), (14, 148440350), (19, 109377100), (20, 103908245), (25, 83126596), (28, 74220175), (35, 59376140), (38, 54688550), (50, 41563298), (70, 29688070), (76, 27344275), (95, 21875420), (100, 20781649), (133, 15625300), (140, 14844035), (175, 11875228), (190, 10937710), (266, 7812650), (350, 5937614), (380, 5468855), (475, 4375084), (532, 3906325), (665, 3125060), (700, 2968807), (950, 2187542), (1330, 1562530), (1900, 1093771), (2660, 781265), (3325, 625012), (6650, 312506), (13300, 156253)]