389301100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{4051}}^1$

素因数の和:4127

約数の個数: 54

約数和(自身を含む): 873129012

約数和(自身を除く): 483827912

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 961, 1550, 1922, 3100, 3844, 4051, 4805, 8102, 9610, 16204, 19220, 20255, 24025, 40510, 48050, 81020, 96100, 101275, 125581, 202550, 251162, 405100, 502324, 627905, 1255810, 2511620, 3139525, 3893011, 6279050, 7786022, 12558100, 15572044, 19465055, 38930110, 77860220, 97325275, 194650550, 389301100]

約数ペア:

[(1, 389301100), (2, 194650550), (4, 97325275), (5, 77860220), (10, 38930110), (20, 19465055), (25, 15572044), (31, 12558100), (50, 7786022), (62, 6279050), (100, 3893011), (124, 3139525), (155, 2511620), (310, 1255810), (620, 627905), (775, 502324), (961, 405100), (1550, 251162), (1922, 202550), (3100, 125581), (3844, 101275), (4051, 96100), (4805, 81020), (8102, 48050), (9610, 40510), (16204, 24025), (19220, 20255)]