9129380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 21613032

約数和(自身を除く): 12483652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 73, 74, 130, 146, 148, 169, 185, 260, 292, 338, 365, 370, 481, 676, 730, 740, 845, 949, 962, 1460, 1690, 1898, 1924, 2405, 2701, 3380, 3796, 4745, 4810, 5402, 6253, 9490, 9620, 10804, 12337, 12506, 13505, 18980, 24674, 25012, 27010, 31265, 35113, 49348, 54020, 61685, 62530, 70226, 123370, 125060, 140452, 175565, 246740, 351130, 456469, 702260, 912938, 1825876, 2282345, 4564690, 9129380]

約数ペア:

[(1, 9129380), (2, 4564690), (4, 2282345), (5, 1825876), (10, 912938), (13, 702260), (20, 456469), (26, 351130), (37, 246740), (52, 175565), (65, 140452), (73, 125060), (74, 123370), (130, 70226), (146, 62530), (148, 61685), (169, 54020), (185, 49348), (260, 35113), (292, 31265), (338, 27010), (365, 25012), (370, 24674), (481, 18980), (676, 13505), (730, 12506), (740, 12337), (845, 10804), (949, 9620), (962, 9490), (1460, 6253), (1690, 5402), (1898, 4810), (1924, 4745), (2405, 3796), (2701, 3380)]