829174580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{47599}}^1$

素因数の和:47688

約数の個数: 48

約数和(自身を含む): 1903238400

約数和(自身を除く): 1074063820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 17420, 47599, 95198, 190396, 237995, 475990, 618787, 951980, 1237574, 2475148, 3093935, 3189133, 6187870, 6378266, 12375740, 12756532, 15945665, 31891330, 41458729, 63782660, 82917458, 165834916, 207293645, 414587290, 829174580]

約数ペア:

[(1, 829174580), (2, 414587290), (4, 207293645), (5, 165834916), (10, 82917458), (13, 63782660), (20, 41458729), (26, 31891330), (52, 15945665), (65, 12756532), (67, 12375740), (130, 6378266), (134, 6187870), (260, 3189133), (268, 3093935), (335, 2475148), (670, 1237574), (871, 951980), (1340, 618787), (1742, 475990), (3484, 237995), (4355, 190396), (8710, 95198), (17420, 47599)]