149601820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5393}}^1$

素因数の和:5494

約数の個数: 48

約数和(自身を含む): 335291040

約数和(自身を除く): 185689220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2774, 5393, 5548, 6935, 10786, 13870, 21572, 26965, 27740, 53930, 102467, 107860, 204934, 393689, 409868, 512335, 787378, 1024670, 1574756, 1968445, 2049340, 3936890, 7480091, 7873780, 14960182, 29920364, 37400455, 74800910, 149601820]

約数ペア:

[(1, 149601820), (2, 74800910), (4, 37400455), (5, 29920364), (10, 14960182), (19, 7873780), (20, 7480091), (38, 3936890), (73, 2049340), (76, 1968445), (95, 1574756), (146, 1024670), (190, 787378), (292, 512335), (365, 409868), (380, 393689), (730, 204934), (1387, 107860), (1460, 102467), (2774, 53930), (5393, 27740), (5548, 26965), (6935, 21572), (10786, 13870)]