80897220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26437}}^1$

素因数の和:26469

約数の個数: 72

約数和(自身を含む): 259832664

約数和(自身を除く): 178935444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 26437, 52874, 79311, 105748, 132185, 158622, 237933, 264370, 317244, 396555, 449429, 475866, 528740, 793110, 898858, 951732, 1189665, 1348287, 1586220, 1797716, 2247145, 2379330, 2696574, 4044861, 4494290, 4758660, 5393148, 6741435, 8089722, 8988580, 13482870, 16179444, 20224305, 26965740, 40448610, 80897220]

約数ペア:

[(1, 80897220), (2, 40448610), (3, 26965740), (4, 20224305), (5, 16179444), (6, 13482870), (9, 8988580), (10, 8089722), (12, 6741435), (15, 5393148), (17, 4758660), (18, 4494290), (20, 4044861), (30, 2696574), (34, 2379330), (36, 2247145), (45, 1797716), (51, 1586220), (60, 1348287), (68, 1189665), (85, 951732), (90, 898858), (102, 793110), (153, 528740), (170, 475866), (180, 449429), (204, 396555), (255, 317244), (306, 264370), (340, 237933), (510, 158622), (612, 132185), (765, 105748), (1020, 79311), (1530, 52874), (3060, 26437)]