151561900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{30931}}^1$

素因数の和:30959

約数の個数: 54

約数和(自身を含む): 382597908

約数和(自身を除く): 231036008

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 30931, 61862, 123724, 154655, 216517, 309310, 433034, 618620, 773275, 866068, 1082585, 1515619, 1546550, 2165170, 3031238, 3093100, 4330340, 5412925, 6062476, 7578095, 10825850, 15156190, 21651700, 30312380, 37890475, 75780950, 151561900]

約数ペア:

[(1, 151561900), (2, 75780950), (4, 37890475), (5, 30312380), (7, 21651700), (10, 15156190), (14, 10825850), (20, 7578095), (25, 6062476), (28, 5412925), (35, 4330340), (49, 3093100), (50, 3031238), (70, 2165170), (98, 1546550), (100, 1515619), (140, 1082585), (175, 866068), (196, 773275), (245, 618620), (350, 433034), (490, 309310), (700, 216517), (980, 154655), (1225, 123724), (2450, 61862), (4900, 30931)]