127911700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{509}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 318729600

約数和(自身を除く): 190817900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 359, 509, 700, 718, 1018, 1436, 1795, 2036, 2513, 2545, 3563, 3590, 5026, 5090, 7126, 7180, 8975, 10052, 10180, 12565, 12725, 14252, 17815, 17950, 25130, 25450, 35630, 35900, 50260, 50900, 62825, 71260, 89075, 125650, 178150, 182731, 251300, 356300, 365462, 730924, 913655, 1279117, 1827310, 2558234, 3654620, 4568275, 5116468, 6395585, 9136550, 12791170, 18273100, 25582340, 31977925, 63955850, 127911700]

約数ペア:

[(1, 127911700), (2, 63955850), (4, 31977925), (5, 25582340), (7, 18273100), (10, 12791170), (14, 9136550), (20, 6395585), (25, 5116468), (28, 4568275), (35, 3654620), (50, 2558234), (70, 1827310), (100, 1279117), (140, 913655), (175, 730924), (350, 365462), (359, 356300), (509, 251300), (700, 182731), (718, 178150), (1018, 125650), (1436, 89075), (1795, 71260), (2036, 62825), (2513, 50900), (2545, 50260), (3563, 35900), (3590, 35630), (5026, 25450), (5090, 25130), (7126, 17950), (7180, 17815), (8975, 14252), (10052, 12725), (10180, 12565)]