51154040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26099}}^1$

素因数の和:26124

約数の個数: 48

約数和(自身を含む): 133893000

約数和(自身を除く): 82738960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26099, 52198, 104396, 130495, 182693, 208792, 260990, 365386, 521980, 730772, 913465, 1043960, 1278851, 1461544, 1826930, 2557702, 3653860, 5115404, 6394255, 7307720, 10230808, 12788510, 25577020, 51154040]

約数ペア:

[(1, 51154040), (2, 25577020), (4, 12788510), (5, 10230808), (7, 7307720), (8, 6394255), (10, 5115404), (14, 3653860), (20, 2557702), (28, 1826930), (35, 1461544), (40, 1278851), (49, 1043960), (56, 913465), (70, 730772), (98, 521980), (140, 365386), (196, 260990), (245, 208792), (280, 182693), (392, 130495), (490, 104396), (980, 52198), (1960, 26099)]