203498170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 399893760

約数和(自身を除く): 196395590

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 151, 173, 190, 205, 302, 346, 410, 755, 779, 865, 1510, 1558, 1730, 2869, 3287, 3895, 5738, 6191, 6574, 7093, 7790, 12382, 14186, 14345, 16435, 26123, 28690, 30955, 32870, 35465, 52246, 61910, 70930, 117629, 130615, 134767, 235258, 261230, 269534, 496337, 588145, 673835, 992674, 1071043, 1176290, 1347670, 2142086, 2481685, 4963370, 5355215, 10710430, 20349817, 40699634, 101749085, 203498170]

約数ペア:

[(1, 203498170), (2, 101749085), (5, 40699634), (10, 20349817), (19, 10710430), (38, 5355215), (41, 4963370), (82, 2481685), (95, 2142086), (151, 1347670), (173, 1176290), (190, 1071043), (205, 992674), (302, 673835), (346, 588145), (410, 496337), (755, 269534), (779, 261230), (865, 235258), (1510, 134767), (1558, 130615), (1730, 117629), (2869, 70930), (3287, 61910), (3895, 52246), (5738, 35465), (6191, 32870), (6574, 30955), (7093, 28690), (7790, 26123), (12382, 16435), (14186, 14345)]