1992733225

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 3032002368

約数和(自身を除く): 1039269143

約数列:

[1, 5, 7, 23, 25, 35, 49, 107, 115, 161, 175, 245, 535, 575, 661, 749, 805, 1127, 1225, 2461, 2675, 3305, 3745, 4025, 4627, 5243, 5635, 12305, 15203, 16525, 17227, 18725, 23135, 26215, 28175, 32389, 61525, 70727, 76015, 86135, 106421, 115675, 120589, 131075, 161945, 353635, 380075, 430675, 495089, 532105, 602945, 744947, 809725, 1626721, 1768175, 2475445, 2660525, 3014725, 3465623, 3724735, 8133605, 11387047, 12377225, 17328115, 18623675, 40668025, 56935235, 79709329, 86640575, 284676175, 398546645, 1992733225]

約数ペア:

[(1, 1992733225), (5, 398546645), (7, 284676175), (23, 86640575), (25, 79709329), (35, 56935235), (49, 40668025), (107, 18623675), (115, 17328115), (161, 12377225), (175, 11387047), (245, 8133605), (535, 3724735), (575, 3465623), (661, 3014725), (749, 2660525), (805, 2475445), (1127, 1768175), (1225, 1626721), (2461, 809725), (2675, 744947), (3305, 602945), (3745, 532105), (4025, 495089), (4627, 430675), (5243, 380075), (5635, 353635), (12305, 161945), (15203, 131075), (16525, 120589), (17227, 115675), (18725, 106421), (23135, 86135), (26215, 76015), (28175, 70727), (32389, 61525)]