289883530

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 557438112

約数和(自身を除く): 267554582

約数列:

[1, 2, 5, 10, 37, 41, 74, 82, 97, 185, 194, 197, 205, 370, 394, 410, 485, 970, 985, 1517, 1970, 3034, 3589, 3977, 7178, 7289, 7585, 7954, 8077, 14578, 15170, 16154, 17945, 19109, 19885, 35890, 36445, 38218, 39770, 40385, 72890, 80770, 95545, 147149, 191090, 294298, 298849, 597698, 707033, 735745, 783469, 1414066, 1471490, 1494245, 1566938, 2988490, 3535165, 3917345, 7070330, 7834690, 28988353, 57976706, 144941765, 289883530]

約数ペア:

[(1, 289883530), (2, 144941765), (5, 57976706), (10, 28988353), (37, 7834690), (41, 7070330), (74, 3917345), (82, 3535165), (97, 2988490), (185, 1566938), (194, 1494245), (197, 1471490), (205, 1414066), (370, 783469), (394, 735745), (410, 707033), (485, 597698), (970, 298849), (985, 294298), (1517, 191090), (1970, 147149), (3034, 95545), (3589, 80770), (3977, 72890), (7178, 40385), (7289, 39770), (7585, 38218), (7954, 36445), (8077, 35890), (14578, 19885), (15170, 19109), (16154, 17945)]