685941890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 1314593280

約数和(自身を除く): 628651390

約数列:

[1, 2, 5, 10, 37, 41, 74, 82, 103, 185, 205, 206, 370, 410, 439, 515, 878, 1030, 1517, 2195, 3034, 3811, 4223, 4390, 7585, 7622, 8446, 15170, 16243, 17999, 19055, 21115, 32486, 35998, 38110, 42230, 45217, 81215, 89995, 90434, 156251, 162430, 179990, 226085, 312502, 452170, 665963, 781255, 1331926, 1562510, 1673029, 1853897, 3329815, 3346058, 3707794, 6659630, 8365145, 9269485, 16730290, 18538970, 68594189, 137188378, 342970945, 685941890]

約数ペア:

[(1, 685941890), (2, 342970945), (5, 137188378), (10, 68594189), (37, 18538970), (41, 16730290), (74, 9269485), (82, 8365145), (103, 6659630), (185, 3707794), (205, 3346058), (206, 3329815), (370, 1853897), (410, 1673029), (439, 1562510), (515, 1331926), (878, 781255), (1030, 665963), (1517, 452170), (2195, 312502), (3034, 226085), (3811, 179990), (4223, 162430), (4390, 156251), (7585, 90434), (7622, 89995), (8446, 81215), (15170, 45217), (16243, 42230), (17999, 38110), (19055, 35998), (21115, 32486)]