628681100

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{911}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 1399577088

約数和(自身を除く): 770895988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 103, 134, 206, 268, 335, 412, 515, 670, 911, 1030, 1340, 1675, 1822, 2060, 2575, 3350, 3644, 4555, 5150, 6700, 6901, 9110, 10300, 13802, 18220, 22775, 27604, 34505, 45550, 61037, 69010, 91100, 93833, 122074, 138020, 172525, 187666, 244148, 305185, 345050, 375332, 469165, 610370, 690100, 938330, 1220740, 1525925, 1876660, 2345825, 3051850, 4691650, 6103700, 6286811, 9383300, 12573622, 25147244, 31434055, 62868110, 125736220, 157170275, 314340550, 628681100]

約数ペア:

[(1, 628681100), (2, 314340550), (4, 157170275), (5, 125736220), (10, 62868110), (20, 31434055), (25, 25147244), (50, 12573622), (67, 9383300), (100, 6286811), (103, 6103700), (134, 4691650), (206, 3051850), (268, 2345825), (335, 1876660), (412, 1525925), (515, 1220740), (670, 938330), (911, 690100), (1030, 610370), (1340, 469165), (1675, 375332), (1822, 345050), (2060, 305185), (2575, 244148), (3350, 187666), (3644, 172525), (4555, 138020), (5150, 122074), (6700, 93833), (6901, 91100), (9110, 69010), (10300, 61037), (13802, 45550), (18220, 34505), (22775, 27604)]